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45257524494 = 2371382889239
BaseRepresentation
bin101010001001100011…
…110000010100001110
311022211002000110020220
4222021203300110032
51220141411240434
632442505452210
73161344416360
oct521143602416
9138732013226
1045257524494
1118214769006
1289307a1066
1343633896c0
142294946d30
15129d35bd49
hexa898f050e

45257524494 has 32 divisors (see below), whose sum is σ = 111403138560. Its totient is φ = 11936050272.

The previous prime is 45257524493. The next prime is 45257524561. The reversal of 45257524494 is 49442575254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45257524493) 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, 41444074 + ... + 41445165.

It is an arithmetic number, because the mean of its divisors is an integer number (3481348080).

Almost surely, 245257524494 is an apocalyptic number.

45257524494 is an abundant number, since it is smaller than the sum of its proper divisors (66145614066).

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

45257524494 is a wasteful number, since it uses less digits than its factorization.

45257524494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82889264.

The product of its digits is 8064000, while the sum is 51.

The spelling of 45257524494 in words is "forty-five billion, two hundred fifty-seven million, five hundred twenty-four thousand, four hundred ninety-four".

Divisors: 1 2 3 6 7 13 14 21 26 39 42 78 91 182 273 546 82889239 165778478 248667717 497335434 580224673 1077560107 1160449346 1740674019 2155120214 3232680321 3481348038 6465360642 7542920749 15085841498 22628762247 45257524494