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23133123310 = 2511239143527
BaseRepresentation
bin10101100010110101…
…110111001011101110
32012201012001102102211
4111202311313023232
5334334034421220
614343251041034
71446155206123
oct254265671356
965635042384
1023133123310
1198a1054a30
1245972a017a
13224882c45b
14119646274a
15905d58b5a
hex562d772ee

23133123310 has 32 divisors (see below), whose sum is σ = 47400049152. Its totient is φ = 8046302880.

The previous prime is 23133123281. The next prime is 23133123323. The reversal of 23133123310 is 1332133132.

It is a super-2 number, since 2×231331233102 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4569234 + ... + 4574293.

It is an arithmetic number, because the mean of its divisors is an integer number (1481251536).

Almost surely, 223133123310 is an apocalyptic number.

23133123310 is an abundant number, since it is smaller than the sum of its proper divisors (24266925842).

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

23133123310 is a wasteful number, since it uses less digits than its factorization.

23133123310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9143568.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 23133123310 its reverse (1332133132), we get a palindrome (24465256442).

The spelling of 23133123310 in words is "twenty-three billion, one hundred thirty-three million, one hundred twenty-three thousand, three hundred ten".

Divisors: 1 2 5 10 11 22 23 46 55 110 115 230 253 506 1265 2530 9143527 18287054 45717635 91435270 100578797 201157594 210301121 420602242 502893985 1005787970 1051505605 2103011210 2313312331 4626624662 11566561655 23133123310