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45136434 = 2373134667
BaseRepresentation
bin1010110000101…
…1101000110010
310010221011112210
42230023220302
543023331214
64251232550
71055440050
oct254135062
9103834483
1045136434
1123529742
1213148756
139474765
145dcd1d0
153e68b59
hex2b0ba32

45136434 has 32 divisors (see below), whose sum is σ = 106500096. Its totient is φ = 12479760.

The previous prime is 45136433. The next prime is 45136451. The reversal of 45136434 is 43463154.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45136433) 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, 16032 + ... + 18635.

It is an arithmetic number, because the mean of its divisors is an integer number (3328128).

Almost surely, 245136434 is an apocalyptic number.

45136434 is an abundant number, since it is smaller than the sum of its proper divisors (61363662).

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

45136434 is a wasteful number, since it uses less digits than its factorization.

45136434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34710.

The product of its digits is 17280, while the sum is 30.

The square root of 45136434 is about 6718.3654262030. The cubic root of 45136434 is about 356.0484353154.

Adding to 45136434 its reverse (43463154), we get a palindrome (88599588).

The spelling of 45136434 in words is "forty-five million, one hundred thirty-six thousand, four hundred thirty-four".

Divisors: 1 2 3 6 7 14 21 31 42 62 93 186 217 434 651 1302 34667 69334 104001 208002 242669 485338 728007 1074677 1456014 2149354 3224031 6448062 7522739 15045478 22568217 45136434