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25038083423 = 292233871669
BaseRepresentation
bin10111010100011000…
…101101010101011111
32101121221120102110002
4113110120231111133
5402234222132143
615300301004515
71544316124523
oct272430552537
971557512402
1025038083423
11a689388731
124a2925373b
1324903ab8a2
1412d745bd83
159b81e65b8
hex5d462d55f

25038083423 has 8 divisors (see below), whose sum is σ = 26017622400. Its totient is φ = 24066288288.

The previous prime is 25038083347. The next prime is 25038083437. The reversal of 25038083423 is 32438083052.

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 25038083423 - 218 = 25037821279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25038083023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1929368 + ... + 1942301.

It is an arithmetic number, because the mean of its divisors is an integer number (3252202800).

Almost surely, 225038083423 is an apocalyptic number.

25038083423 is a deficient number, since it is larger than the sum of its proper divisors (979538977).

25038083423 is a wasteful number, since it uses less digits than its factorization.

25038083423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3871921.

The product of its (nonzero) digits is 138240, while the sum is 38.

The spelling of 25038083423 in words is "twenty-five billion, thirty-eight million, eighty-three thousand, four hundred twenty-three".

Divisors: 1 29 223 6467 3871669 112278401 863382187 25038083423