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85914560737 = 97297612
BaseRepresentation
bin101000000000011101…
…0000010100011100001
322012202112101220001001
41100000322002203201
52401423111420422
6103245115112001
76131020500625
oct1200072024341
9265675356031
1085914560737
1133488591105
1214798742601
1381425b77b5
1442304a7185
15237c87b227
hex1400e828e1

85914560737 has 6 divisors (see below), whose sum is σ = 86803194534. Its totient is φ = 85025986560.

The previous prime is 85914560729. The next prime is 85914560741. The reversal of 85914560737 is 73706541958.

It can be written as a sum of positive squares in 3 ways, for example, as 16329681 + 85898231056 = 4041^2 + 293084^2 .

It is not a de Polignac number, because 85914560737 - 23 = 85914560729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85914560717) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2871937 + ... + 2901697.

It is an arithmetic number, because the mean of its divisors is an integer number (14467199089).

Almost surely, 285914560737 is an apocalyptic number.

It is an amenable number.

85914560737 is a deficient number, since it is larger than the sum of its proper divisors (888633797).

85914560737 is an frugal number, since it uses more digits than its factorization.

85914560737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59619 (or 29858 counting only the distinct ones).

The product of its (nonzero) digits is 6350400, while the sum is 55.

The spelling of 85914560737 in words is "eighty-five billion, nine hundred fourteen million, five hundred sixty thousand, seven hundred thirty-seven".

Divisors: 1 97 29761 2886817 885717121 85914560737