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23130311332332 = 22319110091758871
BaseRepresentation
bin1010100001001011100011…
…11111011001000111101100
310000220020101011111100101210
411100211301333121013230
511012431334200113312
6121105530205434420
74605052451231541
oct520456177310754
9100806334440353
1023130311332332
117408567817496
12271698656ba10
13cba243353379
1459d727b02bc8
152a1a14939e3c
hex150971fd91ec

23130311332332 has 24 divisors (see below), whose sum is σ = 54253295695872. Its totient is φ = 7669736741200.

The previous prime is 23130311332327. The next prime is 23130311332363. The reversal of 23130311332332 is 23323311303132.

It is a super-2 number, since 2×231303113323322 (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23130311332332.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5045877144 + ... + 5045881727.

It is an arithmetic number, because the mean of its divisors is an integer number (2260553987328).

Almost surely, 223130311332332 is an apocalyptic number.

It is an amenable number.

23130311332332 is an abundant number, since it is smaller than the sum of its proper divisors (31122984363540).

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

23130311332332 is a wasteful number, since it uses less digits than its factorization.

23130311332332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10091759069 (or 10091759067 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 30.

Adding to 23130311332332 its reverse (23323311303132), we get a palindrome (46453622635464).

The spelling of 23130311332332 in words is "twenty-three trillion, one hundred thirty billion, three hundred eleven million, three hundred thirty-two thousand, three hundred thirty-two".

Divisors: 1 2 3 4 6 12 191 382 573 764 1146 2292 10091758871 20183517742 30275276613 40367035484 60550553226 121101106452 1927525944361 3855051888722 5782577833083 7710103777444 11565155666166 23130311332332