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497357960 = 235111130359
BaseRepresentation
bin11101101001010…
…001010010001000
31021122212101212012
4131221101102020
52004310423320
6121204035052
715216321131
oct3551212210
91248771765
10497357960
11235822440
1211a692a88
137c06b668
144a0a8c88
152d9e54c5
hex1da51488

497357960 has 32 divisors (see below), whose sum is σ = 1220788800. Its totient is φ = 180857280.

The previous prime is 497357947. The next prime is 497357963. The reversal of 497357960 is 69753794.

It is a junction number, because it is equal to n+sod(n) for n = 497357899 and 497357908.

It is not an unprimeable number, because it can be changed into a prime (497357963) 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, 564740 + ... + 565619.

It is an arithmetic number, because the mean of its divisors is an integer number (38149650).

Almost surely, 2497357960 is an apocalyptic number.

497357960 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

497357960 is an abundant number, since it is smaller than the sum of its proper divisors (723430840).

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

497357960 is a wasteful number, since it uses less digits than its factorization.

497357960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130381 (or 1130377 counting only the distinct ones).

The product of its (nonzero) digits is 1428840, while the sum is 50.

The square root of 497357960 is about 22301.5237147599. The cubic root of 497357960 is about 792.3000640037.

The spelling of 497357960 in words is "four hundred ninety-seven million, three hundred fifty-seven thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 88 110 220 440 1130359 2260718 4521436 5651795 9042872 11303590 12433949 22607180 24867898 45214360 49735796 62169745 99471592 124339490 248678980 497357960