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45685284 = 22330712401
BaseRepresentation
bin1010111001000…
…1101000100100
310011222001102120
42232101220210
543143412114
64311105540
71063214151
oct256215044
9104861376
1045685284
1123874037
12133722b0
139607518
1460d3228
1540265a9
hex2b91a24

45685284 has 24 divisors (see below), whose sum is σ = 106954848. Its totient is φ = 15177600.

The previous prime is 45685267. The next prime is 45685303. The reversal of 45685284 is 48258654.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2517 + ... + 9884.

It is an arithmetic number, because the mean of its divisors is an integer number (4456452).

Almost surely, 245685284 is an apocalyptic number.

It is an amenable number.

45685284 is an abundant number, since it is smaller than the sum of its proper divisors (61269564).

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

45685284 is a wasteful number, since it uses less digits than its factorization.

45685284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12715 (or 12713 counting only the distinct ones).

The product of its digits is 307200, while the sum is 42.

The square root of 45685284 is about 6759.0889918687. The cubic root of 45685284 is about 357.4857842327.

The spelling of 45685284 in words is "forty-five million, six hundred eighty-five thousand, two hundred eighty-four".

Divisors: 1 2 3 4 6 12 307 614 921 1228 1842 3684 12401 24802 37203 49604 74406 148812 3807107 7614214 11421321 15228428 22842642 45685284