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455225560 = 23519598981
BaseRepresentation
bin11011001000100…
…011000011011000
31011201120212001221
4123020203003120
51413014204220
6113101021424
714165232136
oct3310430330
91151525057
10455225560
11213a65779
12108554874
137340934a
144465c756
1529e719aa
hex1b2230d8

455225560 has 32 divisors (see below), whose sum is σ = 1078167600. Its totient is φ = 172506240.

The previous prime is 455225549. The next prime is 455225567. The reversal of 455225560 is 65522554.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455225567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 298731 + ... + 300250.

Almost surely, 2455225560 is an apocalyptic number.

455225560 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

455225560 is an abundant number, since it is smaller than the sum of its proper divisors (622942040).

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

455225560 is a wasteful number, since it uses less digits than its factorization.

455225560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599011 (or 599007 counting only the distinct ones).

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

The square root of 455225560 is about 21336.0155605493. The cubic root of 455225560 is about 769.2642434971.

The spelling of 455225560 in words is "four hundred fifty-five million, two hundred twenty-five thousand, five hundred sixty".

Divisors: 1 2 4 5 8 10 19 20 38 40 76 95 152 190 380 760 598981 1197962 2395924 2994905 4791848 5989810 11380639 11979620 22761278 23959240 45522556 56903195 91045112 113806390 227612780 455225560