Search a number
-
+
107210159755 = 521442031951
BaseRepresentation
bin110001111011000111…
…0010011011010001011
3101020201122211102000121
41203312032103122023
53224031300103010
6121130205444111
710513524215266
oct1436616233213
9336648742017
10107210159755
1141516381916
1218940570637
13a15751916a
145290885cdd
152bc72183da
hex18f639368b

107210159755 has 4 divisors (see below), whose sum is σ = 128652191712. Its totient is φ = 85768127800.

The previous prime is 107210159731. The next prime is 107210159761. The reversal of 107210159755 is 557951012701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 557951012701 = 1777313984813.

It is not a de Polignac number, because 107210159755 - 223 = 107201771147 is a prime.

It is a super-2 number, since 2×1072101597552 (a number of 23 digits) contains 22 as substring.

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, 10721015971 + ... + 10721015980.

It is an arithmetic number, because the mean of its divisors is an integer number (32163047928).

Almost surely, 2107210159755 is an apocalyptic number.

107210159755 is a deficient number, since it is larger than the sum of its proper divisors (21442031957).

107210159755 is an equidigital number, since it uses as much as digits as its factorization.

107210159755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21442031956.

The product of its (nonzero) digits is 110250, while the sum is 43.

The spelling of 107210159755 in words is "one hundred seven billion, two hundred ten million, one hundred fifty-nine thousand, seven hundred fifty-five".

Divisors: 1 5 21442031951 107210159755