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5118101065 = 571167319753
BaseRepresentation
bin1001100010001000…
…00000011001001001
3111012200121110202201
410301010000121021
540440213213230
62203510400201
7240555066310
oct46104003111
914180543681
105118101065
1121970420a0
12baa060061
1363746c38c
14367a45277
151ee4d45ca
hex131100649

5118101065 has 32 divisors (see below), whose sum is σ = 7668976896. Its totient is φ = 3185602560.

The previous prime is 5118100973. The next prime is 5118101159. The reversal of 5118101065 is 5601018115.

It is a de Polignac number, because none of the positive numbers 2k-5118101065 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 249229 + ... + 268981.

It is an arithmetic number, because the mean of its divisors is an integer number (239655528).

Almost surely, 25118101065 is an apocalyptic number.

5118101065 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5118101065 is a deficient number, since it is larger than the sum of its proper divisors (2550875831).

5118101065 is a wasteful number, since it uses less digits than its factorization.

5118101065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20449.

The product of its (nonzero) digits is 1200, while the sum is 28.

The square root of 5118101065 is about 71540.9048377220. The cubic root of 5118101065 is about 1723.3346459149.

The spelling of 5118101065 in words is "five billion, one hundred eighteen million, one hundred one thousand, sixty-five".

Divisors: 1 5 7 11 35 55 77 385 673 3365 4711 7403 19753 23555 37015 51821 98765 138271 217283 259105 691355 1086415 1520981 7604905 13293769 66468845 93056383 146231459 465281915 731157295 1023620213 5118101065