Search a number
-
+
31010403114 = 23218126336191
BaseRepresentation
bin11100111000010111…
…010011001100101010
32222001011112200212200
4130320113103030222
51002002130344424
622125044321030
72145316035345
oct347027231452
988034480780
1031010403114
1112173622929
1260153a3176
132c02805472
14170270345c
15c176b28c9
hex7385d332a

31010403114 has 48 divisors (see below), whose sum is σ = 67819175424. Its totient is φ = 10240322400.

The previous prime is 31010403097. The next prime is 31010403119. The reversal of 31010403114 is 41130401013.

31010403114 is a `hidden beast` number, since 310 + 1 + 0 + 40 + 311 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (31010403119) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 838759 + ... + 874949.

It is an arithmetic number, because the mean of its divisors is an integer number (1412899488).

Almost surely, 231010403114 is an apocalyptic number.

31010403114 is an abundant number, since it is smaller than the sum of its proper divisors (36808772310).

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

31010403114 is a wasteful number, since it uses less digits than its factorization.

31010403114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36643 (or 36640 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 31010403114 its reverse (41130401013), we get a palindrome (72140804127).

The spelling of 31010403114 in words is "thirty-one billion, ten million, four hundred three thousand, one hundred fourteen".

Divisors: 1 2 3 6 9 18 181 263 362 526 543 789 1086 1578 1629 2367 3258 4734 36191 47603 72382 95206 108573 142809 217146 285618 325719 428427 651438 856854 6550571 9518233 13101142 19036466 19651713 28554699 39303426 57109398 58955139 85664097 117910278 171328194 1722800173 3445600346 5168400519 10336801038 15505201557 31010403114