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5918274109 = 111941690661
BaseRepresentation
bin1011000001100000…
…11011001000111101
3120021110021110211101
411200300123020331
544110034232414
62415133053101
7266442333316
oct54060331075
916243243741
105918274109
112567790a30
121192027191
13734182c57
1440201760d
15249892a74
hex160c1b23d

5918274109 has 16 divisors (see below), whose sum is σ = 6961872960. Its totient is φ = 4972752000.

The previous prime is 5918274079. The next prime is 5918274161. The reversal of 5918274109 is 9014728195.

It is a cyclic number.

It is not a de Polignac number, because 5918274109 - 213 = 5918265917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5918274199) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 336762 + ... + 353899.

It is an arithmetic number, because the mean of its divisors is an integer number (435117060).

Almost surely, 25918274109 is an apocalyptic number.

It is an amenable number.

5918274109 is a deficient number, since it is larger than the sum of its proper divisors (1043598851).

5918274109 is a wasteful number, since it uses less digits than its factorization.

5918274109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690732.

The product of its (nonzero) digits is 181440, while the sum is 46.

The square root of 5918274109 is about 76930.3198290505. The cubic root of 5918274109 is about 1808.8325254131.

The spelling of 5918274109 in words is "five billion, nine hundred eighteen million, two hundred seventy-four thousand, one hundred nine".

Divisors: 1 11 19 41 209 451 779 8569 690661 7597271 13122559 28317101 144348149 311488111 538024919 5918274109