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93540531241 = 711317472271
BaseRepresentation
bin101011100011101110…
…0110011110000101001
322221110000000022221001
41113013130303300221
53013032333444431
6110545534115001
76521010253033
oct1270734636051
9287400008831
1093540531241
1136741211673
121616664ba61
138a894b0191
14475520ac53
1526770e2e61
hex15c7733c29

93540531241 has 4 divisors (see below), whose sum is σ = 94858003584. Its totient is φ = 92223058900.

The previous prime is 93540531233. The next prime is 93540531251. The reversal of 93540531241 is 14213504539.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 93540531241 - 23 = 93540531233 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 93540531241.

It is not an unprimeable number, because it can be changed into a prime (93540531251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 658736065 + ... + 658736206.

It is an arithmetic number, because the mean of its divisors is an integer number (23714500896).

Almost surely, 293540531241 is an apocalyptic number.

It is an amenable number.

93540531241 is a deficient number, since it is larger than the sum of its proper divisors (1317472343).

93540531241 is a wasteful number, since it uses less digits than its factorization.

93540531241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1317472342.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 93540531241 in words is "ninety-three billion, five hundred forty million, five hundred thirty-one thousand, two hundred forty-one".

Divisors: 1 71 1317472271 93540531241