Search a number
-
+
10720762079 = 297117330097
BaseRepresentation
bin10011111110000000…
…11101100011011111
31000200011000010211012
421333000131203133
5133424003341304
64531451045435
7526445655056
oct117700354337
930604003735
1010720762079
114601655255
1220b244087b
13101b118b01
14739b8339d
1542b2d216e
hex27f01d8df

10720762079 has 16 divisors (see below), whose sum is σ = 11312032320. Its totient is φ = 10145963520.

The previous prime is 10720762067. The next prime is 10720762081. The reversal of 10720762079 is 97026702701.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10720762079 is a prime.

It is a super-2 number, since 2×107207620792 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10720765079) 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, 341159 + ... + 371255.

It is an arithmetic number, because the mean of its divisors is an integer number (707002020).

Almost surely, 210720762079 is an apocalyptic number.

10720762079 is a deficient number, since it is larger than the sum of its proper divisors (591270241).

10720762079 is a wasteful number, since it uses less digits than its factorization.

10720762079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30370.

The product of its (nonzero) digits is 74088, while the sum is 41.

The spelling of 10720762079 in words is "ten billion, seven hundred twenty million, seven hundred sixty-two thousand, seventy-nine".

Divisors: 1 29 71 173 2059 5017 12283 30097 356207 872813 2136887 5206781 61969723 150996649 369681451 10720762079