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79068192 = 2537971213
BaseRepresentation
bin1001011011001…
…11110000100000
312111210002011120
410231213300200
5130220140232
611502412240
71650032340
oct455476040
9174702146
1079068192
11406a5115
1222591080
13134c5218
14a702d20
156e1c92c
hex4b67c20

79068192 has 96 divisors (see below), whose sum is σ = 239847552. Its totient is φ = 22339584.

The previous prime is 79068169. The next prime is 79068193. The reversal of 79068192 is 29186097.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×790681922 = 12503557972297728, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (79068193) 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, 64578 + ... + 65790.

It is an arithmetic number, because the mean of its divisors is an integer number (2498412).

Almost surely, 279068192 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 79068192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119923776).

79068192 is an abundant number, since it is smaller than the sum of its proper divisors (160779360).

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

79068192 is a wasteful number, since it uses less digits than its factorization.

79068192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1330 (or 1322 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 42.

The square root of 79068192 is about 8892.0296895591. The cubic root of 79068192 is about 429.2074675299.

The spelling of 79068192 in words is "seventy-nine million, sixty-eight thousand, one hundred ninety-two".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 84 96 97 112 168 194 224 291 336 388 582 672 679 776 1164 1213 1358 1552 2037 2328 2426 2716 3104 3639 4074 4656 4852 5432 7278 8148 8491 9312 9704 10864 14556 16296 16982 19408 21728 25473 29112 32592 33964 38816 50946 58224 65184 67928 101892 116448 117661 135856 203784 235322 271712 352983 407568 470644 705966 815136 823627 941288 1411932 1647254 1882576 2470881 2823864 3294508 3765152 4941762 5647728 6589016 9883524 11295456 13178032 19767048 26356064 39534096 79068192