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455055013 = 731326691
BaseRepresentation
bin11011000111111…
…001011010100101
31011201021012010101
4123013321122211
51412443230023
6113053224101
714163622000
oct3307713245
91151235111
10455055013
11213959626
12108492031
137337982a
1444616537
1529e3b1ad
hex1b1f96a5

455055013 has 8 divisors (see below), whose sum is σ = 530676800. Its totient is φ = 390046860.

The previous prime is 455054993. The next prime is 455055019. The reversal of 455055013 is 310550554.

It is not a de Polignac number, because 455055013 - 213 = 455046821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455055019) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 663003 + ... + 663688.

It is an arithmetic number, because the mean of its divisors is an integer number (66334600).

Almost surely, 2455055013 is an apocalyptic number.

It is an amenable number.

455055013 is a deficient number, since it is larger than the sum of its proper divisors (75621787).

455055013 is an equidigital number, since it uses as much as digits as its factorization.

455055013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326712 (or 1326698 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 28.

The square root of 455055013 is about 21332.0184933353. The cubic root of 455055013 is about 769.1681650489.

The spelling of 455055013 in words is "four hundred fifty-five million, fifty-five thousand, thirteen".

Divisors: 1 7 49 343 1326691 9286837 65007859 455055013