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245116160 = 285191497
BaseRepresentation
bin11101001110000…
…10110100000000
3122002020012011022
432213002310000
51000222204120
640153405012
76034311242
oct1647026400
9562205138
10245116160
111163a8443
126a109768
133ba22763
14247a8092
15167bc025
hexe9c2d00

245116160 has 36 divisors (see below), whose sum is σ = 587132868. Its totient is φ = 98045952.

The previous prime is 245116159. The next prime is 245116177. The reversal of 245116160 is 61611542.

It can be written as a sum of positive squares in 2 ways, for example, as 48219136 + 196897024 = 6944^2 + 14032^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94469 + ... + 97028.

Almost surely, 2245116160 is an apocalyptic number.

245116160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

245116160 is an abundant number, since it is smaller than the sum of its proper divisors (342016708).

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

245116160 is an equidigital number, since it uses as much as digits as its factorization.

245116160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191518 (or 191504 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 245116160 is about 15656.1859978732. The cubic root of 245116160 is about 625.8313502139.

The spelling of 245116160 in words is "two hundred forty-five million, one hundred sixteen thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 640 1280 191497 382994 765988 957485 1531976 1914970 3063952 3829940 6127904 7659880 12255808 15319760 24511616 30639520 49023232 61279040 122558080 245116160