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100793065 = 520158613
BaseRepresentation
bin1100000000111…
…11101011101001
321000122211002111
412000133223221
5201300334230
614000202321
72332504222
oct600375351
9230584074
10100793065
115199335a
12299093a1
1317b60789
14d55a249
158cae92a
hex601fae9

100793065 has 4 divisors (see below), whose sum is σ = 120951684. Its totient is φ = 80634448.

The previous prime is 100793053. The next prime is 100793089. The reversal of 100793065 is 560397001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 70090384 + 30702681 = 8372^2 + 5541^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-100793065 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10079302 + ... + 10079311.

It is an arithmetic number, because the mean of its divisors is an integer number (30237921).

Almost surely, 2100793065 is an apocalyptic number.

It is an amenable number.

100793065 is a deficient number, since it is larger than the sum of its proper divisors (20158619).

100793065 is an equidigital number, since it uses as much as digits as its factorization.

100793065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20158618.

The product of its (nonzero) digits is 5670, while the sum is 31.

The square root of 100793065 is about 10039.5749412014. The cubic root of 100793065 is about 465.3826810860.

The spelling of 100793065 in words is "one hundred million, seven hundred ninety-three thousand, sixty-five".

Divisors: 1 5 20158613 100793065