Search a number
-
+
31709059201 = 557382314891
BaseRepresentation
bin11101100010000000…
…011101100010000001
310000211212012002212001
4131202000131202001
51004420004343301
622322243104001
72201531361511
oct354200354201
9100755162761
1031709059201
11124a1a34556
12618b372001
132cb4493c31
14176b40b841
15c58bbbc01
hex76201d881

31709059201 has 8 divisors (see below), whose sum is σ = 31776430464. Its totient is φ = 31641726480.

The previous prime is 31709059189. The next prime is 31709059229. The reversal of 31709059201 is 10295090713.

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 31709059201 - 211 = 31709057153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31709059231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2121966 + ... + 2136856.

It is an arithmetic number, because the mean of its divisors is an integer number (3972053808).

Almost surely, 231709059201 is an apocalyptic number.

It is an amenable number.

31709059201 is a deficient number, since it is larger than the sum of its proper divisors (67371263).

31709059201 is a wasteful number, since it uses less digits than its factorization.

31709059201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19271.

The product of its (nonzero) digits is 17010, while the sum is 37.

The spelling of 31709059201 in words is "thirty-one billion, seven hundred nine million, fifty-nine thousand, two hundred one".

Divisors: 1 557 3823 14891 2129411 8294287 56928293 31709059201