Search a number
-
+
79108056 = 23332973173
BaseRepresentation
bin1001011011100…
…01011111011000
312111212002212000
410231301133120
5130222424211
611503321000
71650256506
oct455613730
9174762760
1079108056
1140722065
12225b0160
131350a401
14a713676
156e29656
hex4b717d8

79108056 has 128 divisors (see below), whose sum is σ = 231768000. Its totient is φ = 24966144.

The previous prime is 79108037. The next prime is 79108069. The reversal of 79108056 is 65080197.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 79108056.

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, 457186 + ... + 457358.

Almost surely, 279108056 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 79108056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115884000).

79108056 is an abundant number, since it is smaller than the sum of its proper divisors (152659944).

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

79108056 is a wasteful number, since it uses less digits than its factorization.

79108056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290 (or 280 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The square root of 79108056 is about 8894.2709650651. The cubic root of 79108056 is about 429.2795869305.

The spelling of 79108056 in words is "seventy-nine million, one hundred eight thousand, fifty-six".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 29 36 54 58 72 73 87 108 116 146 173 174 216 219 232 261 292 346 348 438 519 522 584 657 692 696 783 876 1038 1044 1314 1384 1557 1566 1752 1971 2076 2088 2117 2628 3114 3132 3942 4152 4234 4671 5017 5256 6228 6264 6351 7884 8468 9342 10034 12456 12629 12702 15051 15768 16936 18684 19053 20068 25258 25404 30102 37368 37887 38106 40136 45153 50516 50808 57159 60204 75774 76212 90306 101032 113661 114318 120408 135459 151548 152424 180612 227322 228636 270918 303096 340983 361224 366241 454644 457272 541836 681966 732482 909288 1083672 1098723 1363932 1464964 2197446 2727864 2929928 3296169 4394892 6592338 8789784 9888507 13184676 19777014 26369352 39554028 79108056