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495544480 = 2556150773
BaseRepresentation
bin11101100010010…
…110100010100000
31021112110021020021
4131202112202200
52003324410410
6121101123224
715165026044
oct3542264240
91245407207
10495544480
112347a39a2
12119b59514
137b8850b2
1449b56024
152d787eda
hex1d8968a0

495544480 has 48 divisors (see below), whose sum is σ = 1189939464. Its totient is φ = 194964480.

The previous prime is 495544477. The next prime is 495544493. The reversal of 495544480 is 84445594.

It can be written as a sum of positive squares in 4 ways, for example, as 324144016 + 171400464 = 18004^2 + 13092^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15627 + ... + 35146.

Almost surely, 2495544480 is an apocalyptic number.

495544480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

495544480 is an abundant number, since it is smaller than the sum of its proper divisors (694394984).

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

495544480 is a wasteful number, since it uses less digits than its factorization.

495544480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50849 (or 50841 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 43.

The square root of 495544480 is about 22260.8283763206. The cubic root of 495544480 is about 791.3359226098.

The spelling of 495544480 in words is "four hundred ninety-five million, five hundred forty-four thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 61 80 122 160 244 305 488 610 976 1220 1952 2440 4880 9760 50773 101546 203092 253865 406184 507730 812368 1015460 1624736 2030920 3097153 4061840 6194306 8123680 12388612 15485765 24777224 30971530 49554448 61943060 99108896 123886120 247772240 495544480