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10131300312 = 23371932711153
BaseRepresentation
bin10010110111101111…
…10101111111011000
3222011001211101021220
421123313311333120
5131222103102222
64353152532040
7506030426460
oct113367657730
928131741256
1010131300312
114329944971
121b68b51020
13c55c6ca73
146c1780ba0
153e4696b5c
hex25bdf5fd8

10131300312 has 128 divisors (see below), whose sum is σ = 29229250560. Its totient is φ = 2866544640.

The previous prime is 10131300269. The next prime is 10131300359. The reversal of 10131300312 is 21300313101.

It is a junction number, because it is equal to n+sod(n) for n = 10131300291 and 10131300300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8786328 + ... + 8787480.

It is an arithmetic number, because the mean of its divisors is an integer number (228353520).

Almost surely, 210131300312 is an apocalyptic number.

10131300312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10131300312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14614625280).

10131300312 is an abundant number, since it is smaller than the sum of its proper divisors (19097950248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10131300312 is a wasteful number, since it uses less digits than its factorization.

10131300312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1633 (or 1629 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 10131300312 its reverse (21300313101), we get a palindrome (31431613413).

The spelling of 10131300312 in words is "ten billion, one hundred thirty-one million, three hundred thousand, three hundred twelve".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 193 271 386 542 579 772 813 1084 1153 1158 1351 1544 1626 1897 2168 2306 2316 2702 3252 3459 3794 4053 4612 4632 5404 5691 6504 6918 7588 8071 8106 9224 10808 11382 13836 15176 16142 16212 22764 24213 27672 32284 32424 45528 48426 52303 64568 96852 104606 156909 193704 209212 222529 312463 313818 366121 418424 445058 624926 627636 667587 732242 890116 937389 1098363 1249852 1255272 1335174 1464484 1557703 1780232 1874778 2187241 2196726 2499704 2670348 2928968 3115406 3749556 4374482 4393452 4673109 5340696 6230812 6561723 7499112 8748964 8786904 9346218 12461624 13123446 17497928 18692436 26246892 37384872 52493784 60305359 120610718 180916077 241221436 361832154 422137513 482442872 723664308 844275026 1266412539 1447328616 1688550052 2532825078 3377100104 5065650156 10131300312