Search a number
-
+
31484059852 = 22710323945677
BaseRepresentation
bin11101010100100110…
…001010000011001100
310000021011210221202211
4131110212022003030
51003434404403402
622244044400204
72163130043650
oct352446120314
9100234727684
1031484059852
1112396a27183
126127b46064
132c79995b1b
14174959ca60
15c440754d7
hex75498a0cc

31484059852 has 48 divisors (see below), whose sum is σ = 63846881280. Its totient is φ = 13305966912.

The previous prime is 31484059807. The next prime is 31484059853. The reversal of 31484059852 is 25895048413.

It is a junction number, because it is equal to n+sod(n) for n = 31484059796 and 31484059805.

It is not an unprimeable number, because it can be changed into a prime (31484059853) 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, 666438 + ... + 712114.

It is an arithmetic number, because the mean of its divisors is an integer number (1330143360).

Almost surely, 231484059852 is an apocalyptic number.

It is an amenable number.

31484059852 is an abundant number, since it is smaller than the sum of its proper divisors (32362821428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31484059852 is a wasteful number, since it uses less digits than its factorization.

31484059852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46030 (or 46028 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 49.

The spelling of 31484059852 in words is "thirty-one billion, four hundred eighty-four million, fifty-nine thousand, eight hundred fifty-two".

Divisors: 1 2 4 7 14 28 103 206 239 412 478 721 956 1442 1673 2884 3346 6692 24617 45677 49234 91354 98468 172319 182708 319739 344638 639478 689276 1278956 4704731 9409462 10916803 18818924 21833606 32933117 43667212 65866234 76417621 131732468 152835242 305670484 1124430709 2248861418 4497722836 7871014963 15742029926 31484059852