Search a number
-
+
254189792130 = 2358472993071
BaseRepresentation
bin1110110010111011100…
…1000110101110000010
3220022002220221100102120
43230232321012232002
513131040041322010
6312435001225110
724236026404111
oct3545671065602
9808086840376
10254189792130
119888a56907a
124131b792196
131ac7c102531
14c43504bc78
15692aa7de70
hex3b2ee46b82

254189792130 has 16 divisors (see below), whose sum is σ = 610055501184. Its totient is φ = 67783944560.

The previous prime is 254189792117. The next prime is 254189792177. The reversal of 254189792130 is 31297981452.

It is a super-2 number, since 2×2541897921302 (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

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, 4236496506 + ... + 4236496565.

It is an arithmetic number, because the mean of its divisors is an integer number (38128468824).

Almost surely, 2254189792130 is an apocalyptic number.

254189792130 is an abundant number, since it is smaller than the sum of its proper divisors (355865709054).

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

254189792130 is a wasteful number, since it uses less digits than its factorization.

254189792130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8472993081.

The product of its (nonzero) digits is 1088640, while the sum is 51.

The spelling of 254189792130 in words is "two hundred fifty-four billion, one hundred eighty-nine million, seven hundred ninety-two thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 8472993071 16945986142 25418979213 42364965355 50837958426 84729930710 127094896065 254189792130