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31054054462 = 2172933117251
BaseRepresentation
bin11100111010111101…
…110100010000111110
32222011012200102021021
4130322331310100332
51002044314220322
622133244054354
72146356051634
oct347275642076
988135612237
1031054054462
1112196227822
126027b343ba
132c0b879c72
141708427354
15c1b4364c7
hex73af7443e

31054054462 has 16 divisors (see below), whose sum is σ = 49489492752. Its totient is φ = 14563792000.

The previous prime is 31054054457. The next prime is 31054054487. The reversal of 31054054462 is 26445045013.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1548664 + ... + 1568587.

It is an arithmetic number, because the mean of its divisors is an integer number (3093093297).

Almost surely, 231054054462 is an apocalyptic number.

31054054462 is a deficient number, since it is larger than the sum of its proper divisors (18435438290).

31054054462 is a wasteful number, since it uses less digits than its factorization.

31054054462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3117563.

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 31054054462 its reverse (26445045013), we get a palindrome (57499099475).

The spelling of 31054054462 in words is "thirty-one billion, fifty-four million, fifty-four thousand, four hundred sixty-two".

Divisors: 1 2 17 34 293 586 4981 9962 3117251 6234502 52993267 105986534 913354543 1826709086 15527027231 31054054462