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10100232312 = 233676281239
BaseRepresentation
bin10010110100000010…
…10101000001111000
3222001220100222000020
421122001111001320
5131141124413222
64350123010440
7505202362302
oct113201250170
928056328006
1010100232312
114313355035
121b5a669a20
13c4c6b2931
146bb5b4972
153e1aab65c
hex25a055078

10100232312 has 32 divisors (see below), whose sum is σ = 25627459200. Its totient is φ = 3316493664.

The previous prime is 10100232299. The next prime is 10100232377. The reversal of 10100232312 is 21323200101.

It is a junction number, because it is equal to n+sod(n) for n = 10100232291 and 10100232300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3139012 + ... + 3142227.

It is an arithmetic number, because the mean of its divisors is an integer number (800858100).

Almost surely, 210100232312 is an apocalyptic number.

10100232312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10100232312 is an abundant number, since it is smaller than the sum of its proper divisors (15527226888).

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

10100232312 is a wasteful number, since it uses less digits than its factorization.

10100232312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6281315 (or 6281311 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 10100232312 its reverse (21323200101), we get a palindrome (31423432413).

The spelling of 10100232312 in words is "ten billion, one hundred million, two hundred thirty-two thousand, three hundred twelve".

Divisors: 1 2 3 4 6 8 12 24 67 134 201 268 402 536 804 1608 6281239 12562478 18843717 25124956 37687434 50249912 75374868 150749736 420843013 841686026 1262529039 1683372052 2525058078 3366744104 5050116156 10100232312