Search a number
-
+
31232014342210 = 25112106324281827
BaseRepresentation
bin1110001100111110001010…
…00111101101100001000010
311002120202021210000221212201
413012133011013231201002
513043201131132422320
6150231442254143414
76402303300456013
oct706370507554102
9132522253027781
1031232014342210
119a51471974300
123604b824b1b6a
1314572215184c6
1479d8cd66d00a
1539263a38570a
hex1c67c51ed842

31232014342210 has 48 divisors (see below), whose sum is σ = 61851060790848. Its totient is φ = 11346411653280.

The previous prime is 31232014342201. The next prime is 31232014342231. The reversal of 31232014342210 is 1224341023213.

It is a super-2 number, since 2×312320143422102 (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10854684 + ... + 13427143.

It is an arithmetic number, because the mean of its divisors is an integer number (1288563766476).

Almost surely, 231232014342210 is an apocalyptic number.

31232014342210 is a deficient number, since it is larger than the sum of its proper divisors (30619046448638).

31232014342210 is a wasteful number, since it uses less digits than its factorization.

31232014342210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24282919 (or 24282908 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 31232014342210 its reverse (1224341023213), we get a palindrome (32456355365423).

The spelling of 31232014342210 in words is "thirty-one trillion, two hundred thirty-two billion, fourteen million, three hundred forty-two thousand, two hundred ten".

Divisors: 1 2 5 10 11 22 55 110 121 242 605 1063 1210 2126 5315 10630 11693 23386 58465 116930 128623 257246 643115 1286230 24281827 48563654 121409135 242818270 267100097 534200194 1335500485 2671000970 2938101067 5876202134 14690505335 25811582101 29381010670 51623164202 129057910505 258115821010 283927403111 567854806222 1419637015555 2839274031110 3123201434221 6246402868442 15616007171105 31232014342210