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23031313310 = 2522769114683
BaseRepresentation
bin10101011100110001…
…011111001110011110
32012110002110221101002
4111130301133032132
5334132004011220
614325212550302
71443510635015
oct253461371636
965402427332
1023031313310
119849637635
124569182392
132230703b55
141186b1da7c
158ebe47c75
hex55cc5f39e

23031313310 has 32 divisors (see below), whose sum is σ = 41702090112. Its totient is φ = 9158044320.

The previous prime is 23031313301. The next prime is 23031313313. The reversal of 23031313310 is 1331313032.

It is a super-2 number, since 2×230313133102 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23031313313) 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, 1561229 + ... + 1575911.

It is an arithmetic number, because the mean of its divisors is an integer number (1303190316).

Almost surely, 223031313310 is an apocalyptic number.

23031313310 is a deficient number, since it is larger than the sum of its proper divisors (18670776802).

23031313310 is a wasteful number, since it uses less digits than its factorization.

23031313310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15608.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 23031313310 its reverse (1331313032), we get a palindrome (24362626342).

The spelling of 23031313310 in words is "twenty-three billion, thirty-one million, three hundred thirteen thousand, three hundred ten".

Divisors: 1 2 5 10 227 454 691 1135 1382 2270 3455 6910 14683 29366 73415 146830 156857 313714 784285 1568570 3333041 6666082 10145953 16665205 20291906 33330410 50729765 101459530 2303131331 4606262662 11515656655 23031313310