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30079026 = 235591049
BaseRepresentation
bin111001010111…
…1100000110010
32002121011200000
41302233200302
530200012101
62552410430
7513444645
oct162574062
962534600
1030079026
1115a848aa
12a0a6a16
136301c53
143dcda5c
152992486
hex1caf832

30079026 has 48 divisors (see below), whose sum is σ = 68796000. Its totient is φ = 9847008.

The previous prime is 30079019. The next prime is 30079043. The reversal of 30079026 is 62097003.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28150 + ... + 29198.

It is an arithmetic number, because the mean of its divisors is an integer number (1433250).

Almost surely, 230079026 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30079026, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34398000).

30079026 is an abundant number, since it is smaller than the sum of its proper divisors (38716974).

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

30079026 is a wasteful number, since it uses less digits than its factorization.

30079026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125 (or 1113 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 30079026 is about 5484.4348842884. The cubic root of 30079026 is about 310.9958471063.

The spelling of 30079026 in words is "thirty million, seventy-nine thousand, twenty-six".

Divisors: 1 2 3 6 9 18 27 54 59 81 118 162 177 243 354 486 531 1049 1062 1593 2098 3147 3186 4779 6294 9441 9558 14337 18882 28323 28674 56646 61891 84969 123782 169938 185673 254907 371346 509814 557019 1114038 1671057 3342114 5013171 10026342 15039513 30079026