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44931054 = 2378312889
BaseRepresentation
bin1010101101100…
…1011111101110
310010112201211010
42223121133232
543000243204
64243010050
71053623220
oct253313756
9103481733
1044931054
11233a9403
1213069926
13940212c
145d78410
153e27d89
hex2ad97ee

44931054 has 32 divisors (see below), whose sum is σ = 103944960. Its totient is φ = 12681792.

The previous prime is 44931049. The next prime is 44931077. The reversal of 44931054 is 45013944.

It is a super-2 number, since 2×449310542 = 4037599227101832, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2959 + ... + 9930.

It is an arithmetic number, because the mean of its divisors is an integer number (3248280).

Almost surely, 244931054 is an apocalyptic number.

44931054 is an abundant number, since it is smaller than the sum of its proper divisors (59013906).

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

44931054 is a wasteful number, since it uses less digits than its factorization.

44931054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12984.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 44931054 is about 6703.0630311821. The cubic root of 44931054 is about 355.5075831038.

Adding to 44931054 its reverse (45013944), we get a palindrome (89944998).

The spelling of 44931054 in words is "forty-four million, nine hundred thirty-one thousand, fifty-four".

Divisors: 1 2 3 6 7 14 21 42 83 166 249 498 581 1162 1743 3486 12889 25778 38667 77334 90223 180446 270669 541338 1069787 2139574 3209361 6418722 7488509 14977018 22465527 44931054