Search a number
-
+
10131312213000 = 23325311231378111
BaseRepresentation
bin1001001101101110000101…
…0000111111110000001000
31022212112200120022211021200
42103123201100333300020
52311442411411304000
633314132141304200
72063651234626446
oct223334120776010
938775616284250
1010131312213000
113256735692200
121177623b65060
135864bcb52c44
142705029b7b96
151288130aa500
hex936e143fc08

10131312213000 has 1152 divisors, whose sum is σ = 39909139845120. Its totient is φ = 2312323200000.

The previous prime is 10131312212977. The next prime is 10131312213041. The reversal of 10131312213000 is 31221313101.

10131312213000 is a `hidden beast` number, since 1 + 0 + 1 + 31 + 312 + 21 + 300 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 1249078945 + ... + 1249087055.

It is an arithmetic number, because the mean of its divisors is an integer number (34643350560).

Almost surely, 210131312213000 is an apocalyptic number.

10131312213000 is a gapful number since it is divisible by the number (10) 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 10131312213000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19954569922560).

10131312213000 is an abundant number, since it is smaller than the sum of its proper divisors (29777827632120).

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

10131312213000 is a wasteful number, since it uses less digits than its factorization.

10131312213000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8228 (or 8200 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 10131312213000 its reverse (31221313101), we get a palindrome (10162533526101).

The spelling of 10131312213000 in words is "ten trillion, one hundred thirty-one billion, three hundred twelve million, two hundred thirteen thousand".