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8137094525 = 52774362581
BaseRepresentation
bin1111001010000001…
…00011010101111101
3210000002101020020022
413211000203111331
5113131044011100
63423234101525
7405434106440
oct74500432575
923002336208
108137094525
1134a61a560a
1216b111a8a5
139c8a73b41
14572993657
1532957ae85
hex1e502357d

8137094525 has 24 divisors (see below), whose sum is σ = 11547129984. Its totient is φ = 5572123200.

The previous prime is 8137094513. The next prime is 8137094569. The reversal of 8137094525 is 5254907318.

It is not a de Polignac number, because 8137094525 - 214 = 8137078141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 98735 + ... + 161315.

It is an arithmetic number, because the mean of its divisors is an integer number (481130416).

Almost surely, 28137094525 is an apocalyptic number.

It is an amenable number.

8137094525 is a deficient number, since it is larger than the sum of its proper divisors (3410035459).

8137094525 is a wasteful number, since it uses less digits than its factorization.

8137094525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63341 (or 63336 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 44.

The square root of 8137094525 is about 90205.8452928634. The cubic root of 8137094525 is about 2011.3598979457.

The spelling of 8137094525 in words is "eight billion, one hundred thirty-seven million, ninety-four thousand, five hundred twenty-five".

Divisors: 1 5 7 25 35 175 743 3715 5201 18575 26005 62581 130025 312905 438067 1564525 2190335 10951675 46497683 232488415 325483781 1162442075 1627418905 8137094525