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494152190 = 25719715233
BaseRepresentation
bin11101011101000…
…010100111111110
31021102211112100222
4131131002213332
52003000332230
6121011221342
715150136640
oct3535024776
91242745328
10494152190
11233a32944
121195a7852
137b4b845c
14498b2890
152d5b06e5
hex1d7429fe

494152190 has 64 divisors (see below), whose sum is σ = 1085322240. Its totient is φ = 158215680.

The previous prime is 494152187. The next prime is 494152201. The reversal of 494152190 is 91251494.

It is a super-2 number, since 2×4941521902 = 488372773763592200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 494152190.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 91814 + ... + 97046.

It is an arithmetic number, because the mean of its divisors is an integer number (16958160).

Almost surely, 2494152190 is an apocalyptic number.

494152190 is an abundant number, since it is smaller than the sum of its proper divisors (591170050).

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

494152190 is a wasteful number, since it uses less digits than its factorization.

494152190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5337.

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 494152190 is about 22229.5341831537. The cubic root of 494152190 is about 790.5941105900.

The spelling of 494152190 in words is "four hundred ninety-four million, one hundred fifty-two thousand, one hundred ninety".

Divisors: 1 2 5 7 10 14 19 35 38 70 71 95 133 142 190 266 355 497 665 710 994 1330 1349 2485 2698 4970 5233 6745 9443 10466 13490 18886 26165 36631 47215 52330 73262 94430 99427 183155 198854 366310 371543 497135 695989 743086 994270 1391978 1857715 2600801 3479945 3715430 5201602 6959890 7059317 13004005 14118634 26008010 35296585 49415219 70593170 98830438 247076095 494152190