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5111807974 = 271328086857
BaseRepresentation
bin1001100001010111…
…11111111111100110
3111012020202202021021
410300223333333212
540432110323344
62203123441354
7240450436150
oct46053777746
914166682237
105111807974
112193533a99
12ba7b2625a
13636077b60
14366c87ad0
151edb8eb84
hex130afffe6

5111807974 has 16 divisors (see below), whose sum is σ = 9437184288. Its totient is φ = 2022253632.

The previous prime is 5111807969. The next prime is 5111807999. The reversal of 5111807974 is 4797081115.

It is a super-3 number, since 3×51118079743 (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 5111807974.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14043247 + ... + 14043610.

It is an arithmetic number, because the mean of its divisors is an integer number (589824018).

Almost surely, 25111807974 is an apocalyptic number.

5111807974 is a deficient number, since it is larger than the sum of its proper divisors (4325376314).

5111807974 is a wasteful number, since it uses less digits than its factorization.

5111807974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28086879.

The product of its (nonzero) digits is 70560, while the sum is 43.

The square root of 5111807974 is about 71496.9088422709. The cubic root of 5111807974 is about 1722.6280329474.

The spelling of 5111807974 in words is "five billion, one hundred eleven million, eight hundred seven thousand, nine hundred seventy-four".

Divisors: 1 2 7 13 14 26 91 182 28086857 56173714 196607999 365129141 393215998 730258282 2555903987 5111807974