Search a number
-
+
316161160 = 23577914293
BaseRepresentation
bin10010110110000…
…011110010001000
3211000220122120121
4102312003302020
51121414124120
651212233024
710556216440
oct2266036210
9730818517
10316161160
11152512617
1289a6b774
1350668b13
142ddbd120
151cb525aa
hex12d83c88

316161160 has 64 divisors (see below), whose sum is σ = 823334400. Its totient is φ = 107018496.

The previous prime is 316161137. The next prime is 316161169. The reversal of 316161160 is 61161613.

It is not an unprimeable number, because it can be changed into a prime (316161169) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14974 + ... + 29266.

It is an arithmetic number, because the mean of its divisors is an integer number (12864600).

Almost surely, 2316161160 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 316161160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (411667200).

316161160 is an abundant number, since it is smaller than the sum of its proper divisors (507173240).

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

316161160 is a wasteful number, since it uses less digits than its factorization.

316161160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14390 (or 14386 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 316161160 is about 17780.9212359765. The cubic root of 316161160 is about 681.2442329282.

The spelling of 316161160 in words is "three hundred sixteen million, one hundred sixty-one thousand, one hundred sixty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 79 140 158 280 316 395 553 632 790 1106 1580 2212 2765 3160 4424 5530 11060 14293 22120 28586 57172 71465 100051 114344 142930 200102 285860 400204 500255 571720 800408 1000510 1129147 2001020 2258294 4002040 4516588 5645735 7904029 9033176 11291470 15808058 22582940 31616116 39520145 45165880 63232232 79040290 158080580 316161160