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23501214242 = 21129131281189
BaseRepresentation
bin10101111000110010…
…000001001000100010
32020122211200101021022
4111320302001020202
5341112302323432
614444000325442
71461245011412
oct257062011042
966584611238
1023501214242
119a6a906110
12467a613882
1322a6b7ab3c
1411cd2bc642
15928317b12
hex578c81222

23501214242 has 32 divisors (see below), whose sum is σ = 40086446400. Its totient is φ = 10235243200.

The previous prime is 23501214241. The next prime is 23501214257. The reversal of 23501214242 is 24241210532.

It is not an unprimeable number, because it can be changed into a prime (23501214241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57017 + ... + 224172.

It is an arithmetic number, because the mean of its divisors is an integer number (1252701450).

Almost surely, 223501214242 is an apocalyptic number.

23501214242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23501214242 is a deficient number, since it is larger than the sum of its proper divisors (16585232158).

23501214242 is a wasteful number, since it uses less digits than its factorization.

23501214242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281362.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 23501214242 its reverse (24241210532), we get a palindrome (47742424774).

The spelling of 23501214242 in words is "twenty-three billion, five hundred one million, two hundred fourteen thousand, two hundred forty-two".

Divisors: 1 2 11 22 29 58 131 262 319 638 1441 2882 3799 7598 41789 83578 281189 562378 3093079 6186158 8154481 16308962 36835759 73671518 89699291 179398582 405193349 810386698 1068237011 2136474022 11750607121 23501214242