Search a number
-
+
31093801061263 = 79570547689851
BaseRepresentation
bin1110001000111100101101…
…11101111000101110001111
311002002112112110100210220021
413010132112331320232033
513033420101032430023
6150044143420003011
76356311243121113
oct704362675705617
9132075473323807
1031093801061263
1199a88970a3686
1235a222b090467
131447195b76525
14796d3b45b743
1538dc4b44735d
hex1c4796f78b8f

31093801061263 has 8 divisors (see below), whose sum is σ = 31487494311680. Its totient is φ = 30700110331800.

The previous prime is 31093801061209. The next prime is 31093801061303. The reversal of 31093801061263 is 36216010839013.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 31093801061263 - 237 = 30956362107791 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 (31093801061963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44728288 + ... + 45418138.

It is an arithmetic number, because the mean of its divisors is an integer number (3935936788960).

Almost surely, 231093801061263 is an apocalyptic number.

31093801061263 is a deficient number, since it is larger than the sum of its proper divisors (393693250417).

31093801061263 is an equidigital number, since it uses as much as digits as its factorization.

31093801061263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1260477.

The product of its (nonzero) digits is 139968, while the sum is 43.

The spelling of 31093801061263 in words is "thirty-one trillion, ninety-three billion, eight hundred one million, sixty-one thousand, two hundred sixty-three".

Divisors: 1 79 570547 689851 45073213 54498229 393592418497 31093801061263