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30083034 = 2323297517
BaseRepresentation
bin111001011000…
…0011111011010
32002121101011110
41302300133122
530200124114
62552441150
7513462432
oct162603732
962541143
1030083034
1115a87913
12a0a91b6
136303a17
143dd12c2
152993759
hex1cb07da

30083034 has 32 divisors (see below), whose sum is σ = 64955520. Its totient is φ = 9259712.

The previous prime is 30083033. The next prime is 30083041. The reversal of 30083034 is 43038003.

It is a self number, because there is not a number n which added to its sum of digits gives 30083034.

It is not an unprimeable number, because it can be changed into a prime (30083033) 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, 244 + ... + 7760.

It is an arithmetic number, because the mean of its divisors is an integer number (2029860).

Almost surely, 230083034 is an apocalyptic number.

30083034 is an abundant number, since it is smaller than the sum of its proper divisors (34872486).

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

30083034 is a wasteful number, since it uses less digits than its factorization.

30083034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7574.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 30083034 is about 5484.8002698366. The cubic root of 30083034 is about 311.0096597876.

The spelling of 30083034 in words is "thirty million, eighty-three thousand, thirty-four".

Divisors: 1 2 3 6 23 29 46 58 69 87 138 174 667 1334 2001 4002 7517 15034 22551 45102 172891 217993 345782 435986 518673 653979 1037346 1307958 5013839 10027678 15041517 30083034