Search a number
-
+
79053072 = 24372192961
BaseRepresentation
bin1001011011001…
…00000100010000
312111202022102120
410231210010100
5130214144242
611502214240
71646640300
oct455440420
9174668376
1079053072
114069481a
1222584380
13134bb387
14a6db600
156e181ec
hex4b64110

79053072 has 240 divisors, whose sum is σ = 262929600. Its totient is φ = 20321280.

The previous prime is 79053071. The next prime is 79053089. The reversal of 79053072 is 27035097.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79053071) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1295922 + ... + 1295982.

It is an arithmetic number, because the mean of its divisors is an integer number (1095540).

Almost surely, 279053072 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 79053072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131464800).

79053072 is an abundant number, since it is smaller than the sum of its proper divisors (183876528).

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

79053072 is a wasteful number, since it uses less digits than its factorization.

79053072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134 (or 121 counting only the distinct ones).

The product of its (nonzero) digits is 13230, while the sum is 33.

The square root of 79053072 is about 8891.1794493194. The cubic root of 79053072 is about 429.1801070518.

The spelling of 79053072 in words is "seventy-nine million, fifty-three thousand, seventy-two".