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30026708 = 227506677
BaseRepresentation
bin111001010001…
…0101111010100
32002111111220022
41302202233110
530141323313
62551324312
7513136265
oct162425724
962444808
1030026708
1115a49568
12a080698
1362b41aa
143db896c
152981c08
hex1ca2bd4

30026708 has 6 divisors (see below), whose sum is σ = 52546746. Its totient is φ = 15013352.

The previous prime is 30026683. The next prime is 30026761. The reversal of 30026708 is 80762003.

It can be written as a sum of positive squares in only one way, i.e., 15904144 + 14122564 = 3988^2 + 3758^2 .

It is a congruent number.

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 as a sum of consecutive naturals, namely, 3753335 + ... + 3753342.

It is an arithmetic number, because the mean of its divisors is an integer number (8757791).

Almost surely, 230026708 is an apocalyptic number.

It is an amenable number.

30026708 is a deficient number, since it is larger than the sum of its proper divisors (22520038).

30026708 is a wasteful number, since it uses less digits than its factorization.

30026708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7506681 (or 7506679 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 30026708 is about 5479.6631283319. The cubic root of 30026708 is about 310.8154320963.

The spelling of 30026708 in words is "thirty million, twenty-six thousand, seven hundred eight".

Divisors: 1 2 4 7506677 15013354 30026708