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10002331310312 = 23111812887217517
BaseRepresentation
bin1001000110001101100101…
…1001111001100011101000
31022102012202200000002100202
42101203121121321203220
52302334233303412222
633135001345051332
72051434044222335
oct221433131714350
938365680002322
1010002331310312
113206a6829aa60
121156628626b48
135772a6143b93
142681889cb98c
151252b494b892
hex918d96798e8

10002331310312 has 64 divisors (see below), whose sum is σ = 20579569395840. Its totient is φ = 4519808467200.

The previous prime is 10002331310311. The next prime is 10002331310317. The reversal of 10002331310312 is 21301313320001.

It is not an unprimeable number, because it can be changed into a prime (10002331310311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45875378 + ... + 46092894.

It is an arithmetic number, because the mean of its divisors is an integer number (321555771810).

Almost surely, 210002331310312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10002331310312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10289784697920).

10002331310312 is an abundant number, since it is smaller than the sum of its proper divisors (10577238085528).

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

10002331310312 is a wasteful number, since it uses less digits than its factorization.

10002331310312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220602 (or 220598 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 10002331310312 its reverse (21301313320001), we get a palindrome (31303644630313).

The spelling of 10002331310312 in words is "ten trillion, two billion, three hundred thirty-one million, three hundred ten thousand, three hundred twelve".

Divisors: 1 2 4 8 11 22 44 88 181 362 724 1448 1991 2887 3982 5774 7964 11548 15928 23096 31757 63514 127028 217517 254056 435034 522547 870068 1045094 1740136 2090188 2392687 4180376 4785374 5748017 9570748 11496034 19141496 22992068 39370577 45984136 78741154 157482308 314964616 433076347 627971579 866152694 1255943158 1732305388 2511886316 3464610776 5023772632 6907687369 13815374738 27630749476 55261498952 113662855799 227325711598 454651423196 909302846392 1250291413789 2500582827578 5001165655156 10002331310312