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45555460 = 22510920897
BaseRepresentation
bin1010110111000…
…1111100000100
310011201110100021
42231301330010
543130233320
64304224524
71062133516
oct255617404
9104643307
1045555460
1123795545
121330b144
1395903c2
14609bbb6
153eecdaa
hex2b71f04

45555460 has 24 divisors (see below), whose sum is σ = 96548760. Its totient is φ = 18054144.

The previous prime is 45555457. The next prime is 45555467. The reversal of 45555460 is 6455554.

45555460 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 9339136 + 36216324 = 3056^2 + 6018^2 .

It is not an unprimeable number, because it can be changed into a prime (45555467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8269 + ... + 12628.

It is an arithmetic number, because the mean of its divisors is an integer number (4022865).

Almost surely, 245555460 is an apocalyptic number.

It is an amenable number.

45555460 is an abundant number, since it is smaller than the sum of its proper divisors (50993300).

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

45555460 is a wasteful number, since it uses less digits than its factorization.

45555460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21015 (or 21013 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 34.

The square root of 45555460 is about 6749.4784983730. The cubic root of 45555460 is about 357.1468401842.

The spelling of 45555460 in words is "forty-five million, five hundred fifty-five thousand, four hundred sixty".

Divisors: 1 2 4 5 10 20 109 218 436 545 1090 2180 20897 41794 83588 104485 208970 417940 2277773 4555546 9111092 11388865 22777730 45555460