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25690771414 = 2711166823191
BaseRepresentation
bin10111111011010010…
…100000111111010110
32110022102201102001101
4113323102200333112
5410103314141124
615445134220314
71566432645130
oct277322407726
973272642041
1025690771414
11a9938528a0
124b8b95469a
1325656941b9
141359ddc050
15a05670644
hex5fb4a0fd6

25690771414 has 16 divisors (see below), whose sum is σ = 48045079296. Its totient is φ = 10009391400.

The previous prime is 25690771411. The next prime is 25690771427. The reversal of 25690771414 is 41417709652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25690771411) 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, 83411442 + ... + 83411749.

It is an arithmetic number, because the mean of its divisors is an integer number (3002817456).

Almost surely, 225690771414 is an apocalyptic number.

25690771414 is a deficient number, since it is larger than the sum of its proper divisors (22354307882).

25690771414 is a wasteful number, since it uses less digits than its factorization.

25690771414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166823211.

The product of its (nonzero) digits is 423360, while the sum is 46.

The spelling of 25690771414 in words is "twenty-five billion, six hundred ninety million, seven hundred seventy-one thousand, four hundred fourteen".

Divisors: 1 2 7 11 14 22 77 154 166823191 333646382 1167762337 1835055101 2335524674 3670110202 12845385707 25690771414