Search a number
-
+
107389118870 = 25115321187299
BaseRepresentation
bin110010000000011100…
…0111110100110010110
3101021012010120110202222
41210000320332212112
53224413103300440
6121200041302342
710521126310055
oct1440070764626
9337163513688
10107389118870
11415a83a3510
12189904949b2
13a185617327
1452aa54c39c
152bd7cb82b5
hex1900e3e996

107389118870 has 64 divisors (see below), whose sum is σ = 215872646400. Its totient is φ = 38131766400.

The previous prime is 107389118861. The next prime is 107389118887. The reversal of 107389118870 is 78811983701.

It is a happy number.

107389118870 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1186481 + ... + 1273779.

It is an arithmetic number, because the mean of its divisors is an integer number (3373010100).

Almost surely, 2107389118870 is an apocalyptic number.

107389118870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

107389118870 is an abundant number, since it is smaller than the sum of its proper divisors (108483527530).

107389118870 is a wasteful number, since it uses less digits than its factorization.

107389118870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87581.

The product of its (nonzero) digits is 677376, while the sum is 53.

The spelling of 107389118870 in words is "one hundred seven billion, three hundred eighty-nine million, one hundred eighteen thousand, eight hundred seventy".

Divisors: 1 2 5 10 11 22 53 55 106 110 211 265 422 530 583 1055 1166 2110 2321 2915 4642 5830 11183 11605 22366 23210 55915 87299 111830 123013 174598 246026 436495 615065 872990 960289 1230130 1920578 4626847 4801445 9253694 9602890 18420089 23134235 36840178 46268470 50895317 92100445 101790634 184200890 202620979 254476585 405241958 508953170 976264717 1013104895 1952529434 2026209790 4881323585 9762647170 10738911887 21477823774 53694559435 107389118870