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30746060 = 2258831741
BaseRepresentation
bin111010101001…
…0010111001100
32010212001122222
41311102113030
530332333220
63014554512
7522223442
oct165222714
963761588
1030746060
111639aa74
12a368a38
1364a6747
144124b92
152a74e25
hex1d525cc

30746060 has 24 divisors (see below), whose sum is σ = 64676976. Its totient is φ = 12277440.

The previous prime is 30746059. The next prime is 30746063. The reversal of 30746060 is 6064703.

It is not an unprimeable number, because it can be changed into a prime (30746063) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 16790 + ... + 18530.

It is an arithmetic number, because the mean of its divisors is an integer number (2694874).

Almost surely, 230746060 is an apocalyptic number.

It is an amenable number.

30746060 is an abundant number, since it is smaller than the sum of its proper divisors (33930916).

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

30746060 is a wasteful number, since it uses less digits than its factorization.

30746060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2633 (or 2631 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 30746060 is about 5544.9129839881. The cubic root of 30746060 is about 313.2779465503.

The spelling of 30746060 in words is "thirty million, seven hundred forty-six thousand, sixty".

Divisors: 1 2 4 5 10 20 883 1741 1766 3482 3532 4415 6964 8705 8830 17410 17660 34820 1537303 3074606 6149212 7686515 15373030 30746060