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25295055793 = 78779674261
BaseRepresentation
bin10111100011101100…
…111110101110110001
32102021212002222021021
4113203230332232301
5403301013241133
615342000455441
71553556266230
oct274354765661
972255088237
1025295055793
11a800443897
124a9b31a581
1325016c2a47
14131d630b17
159d0a5652d
hex5e3b3ebb1

25295055793 has 16 divisors (see below), whose sum is σ = 28978326784. Its totient is φ = 21629280960.

The previous prime is 25295055757. The next prime is 25295055827. The reversal of 25295055793 is 39755059252.

It is not a de Polignac number, because 25295055793 - 233 = 16705121201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 25295055793.

It is not an unprimeable number, because it can be changed into a prime (25295055703) 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, 5934283 + ... + 5938543.

It is an arithmetic number, because the mean of its divisors is an integer number (1811145424).

Almost surely, 225295055793 is an apocalyptic number.

It is an amenable number.

25295055793 is a deficient number, since it is larger than the sum of its proper divisors (3683270991).

25295055793 is an equidigital number, since it uses as much as digits as its factorization.

25295055793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6112.

The product of its (nonzero) digits is 4252500, while the sum is 52.

The spelling of 25295055793 in words is "twenty-five billion, two hundred ninety-five million, fifty-five thousand, seven hundred ninety-three".

Divisors: 1 7 877 967 4261 6139 6769 29827 848059 3736897 4120387 5936413 26158279 28842709 3613579399 25295055793