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93613056481 = 713373293783
BaseRepresentation
bin101011100101111000…
…1011110000111100001
322221122001110222212001
41113023301132013201
53013204420301411
6111001044404001
76522550564630
oct1271361360741
9287561428761
1093613056481
113677914798a
12161869a6601
138a9b524219
144760ac9517
15267d66bdc1
hex15cbc5e1e1

93613056481 has 4 divisors (see below), whose sum is σ = 106986350272. Its totient is φ = 80239762692.

The previous prime is 93613056469. The next prime is 93613056497. The reversal of 93613056481 is 18465031639.

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, and also an emirpimes, since its reverse is a distinct semiprime: 18465031639 = 111591654721.

It is a cyclic number.

It is not a de Polignac number, because 93613056481 - 213 = 93613048289 is a prime.

It is a super-2 number, since 2×936130564812 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (93613056421) 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, 6686646885 + ... + 6686646898.

It is an arithmetic number, because the mean of its divisors is an integer number (26746587568).

Almost surely, 293613056481 is an apocalyptic number.

It is an amenable number.

93613056481 is a deficient number, since it is larger than the sum of its proper divisors (13373293791).

93613056481 is a wasteful number, since it uses less digits than its factorization.

93613056481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13373293790.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 93613056481 in words is "ninety-three billion, six hundred thirteen million, fifty-six thousand, four hundred eighty-one".

Divisors: 1 7 13373293783 93613056481