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23072025121 = 231079375061
BaseRepresentation
bin10101011111001100…
…110010101000100001
32012112221002022110221
4111133030302220201
5334222414300441
614333225323041
71444513656235
oct253714625041
965487068427
1023072025121
11986a613a62
12457a936481
132238c89692
14118c2ba5c5
159007da8d1
hex55f332a21

23072025121 has 8 divisors (see below), whose sum is σ = 24300160704. Its totient is φ = 21862639920.

The previous prime is 23072025101. The next prime is 23072025127. The reversal of 23072025121 is 12152027032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23072025121 - 217 = 23071894049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23072025127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4685070 + ... + 4689991.

It is an arithmetic number, because the mean of its divisors is an integer number (3037520088).

Almost surely, 223072025121 is an apocalyptic number.

It is an amenable number.

23072025121 is a deficient number, since it is larger than the sum of its proper divisors (1228135583).

23072025121 is a wasteful number, since it uses less digits than its factorization.

23072025121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9375191.

The product of its (nonzero) digits is 1680, while the sum is 25.

The spelling of 23072025121 in words is "twenty-three billion, seventy-two million, twenty-five thousand, one hundred twenty-one".

Divisors: 1 23 107 2461 9375061 215626403 1003131527 23072025121