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93947005 = 55326689
BaseRepresentation
bin1011001100110…
…00010001111101
320112210000001201
411212120101331
5143022301010
613153335501
72220351655
oct546302175
9215700051
1093947005
1149037859
1227567591
1316604659
14c697365
1583ab23a
hex599847d

93947005 has 12 divisors (see below), whose sum is σ = 114920820. Its totient is φ = 73728512.

The previous prime is 93946999. The next prime is 93947017. The reversal of 93947005 is 50074939.

It can be written as a sum of positive squares in 6 ways, for example, as 10517049 + 83429956 = 3243^2 + 9134^2 .

It is not a de Polignac number, because 93947005 - 23 = 93946997 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10701 + ... + 17389.

It is an arithmetic number, because the mean of its divisors is an integer number (9576735).

Almost surely, 293947005 is an apocalyptic number.

It is an amenable number.

93947005 is a deficient number, since it is larger than the sum of its proper divisors (20973815).

93947005 is an equidigital number, since it uses as much as digits as its factorization.

93947005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6800 (or 6747 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 93947005 is about 9692.6263210752. The cubic root of 93947005 is about 454.5981316587.

The spelling of 93947005 in words is "ninety-three million, nine hundred forty-seven thousand, five".

Divisors: 1 5 53 265 2809 6689 14045 33445 354517 1772585 18789401 93947005