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79050230 = 2572295563
BaseRepresentation
bin1001011011000…
…11010111110110
312111202011112022
410231203113312
5130214101410
611502153142
71646626100
oct455432766
9174664468
1079050230
1140692676
12225827b2
13134b9cac
14a6da570
156e17455
hex4b635f6

79050230 has 48 divisors (see below), whose sum is σ = 171259920. Its totient is φ = 26163648.

The previous prime is 79050229. The next prime is 79050239. The reversal of 79050230 is 3205097.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 79050230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79050239) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11429 + ... + 16991.

It is an arithmetic number, because the mean of its divisors is an integer number (3567915).

Almost surely, 279050230 is an apocalyptic number.

79050230 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

79050230 is an abundant number, since it is smaller than the sum of its proper divisors (92209690).

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

79050230 is a wasteful number, since it uses less digits than its factorization.

79050230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5613 (or 5606 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 26.

The square root of 79050230 is about 8891.0196265670. The cubic root of 79050230 is about 429.1749639057.

The spelling of 79050230 in words is "seventy-nine million, fifty thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 29 35 49 58 70 98 145 203 245 290 406 490 1015 1421 2030 2842 5563 7105 11126 14210 27815 38941 55630 77882 161327 194705 272587 322654 389410 545174 806635 1129289 1362935 1613270 2258578 2725870 5646445 7905023 11292890 15810046 39525115 79050230