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30364913 = 49161843
BaseRepresentation
bin111001111010…
…1010011110001
32010010200211102
41303311103301
530233134123
63002454145
7516045305
oct163652361
963120742
1030364913
111615a677
12a204355
1363a2107
144065d05
1529ec028
hex1cf54f1

30364913 has 4 divisors (see below), whose sum is σ = 30427248. Its totient is φ = 30302580.

The previous prime is 30364897. The next prime is 30364921. The reversal of 30364913 is 31946303.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 30364913 - 24 = 30364897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30364933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30431 + ... + 31412.

It is an arithmetic number, because the mean of its divisors is an integer number (7606812).

Almost surely, 230364913 is an apocalyptic number.

It is an amenable number.

30364913 is a deficient number, since it is larger than the sum of its proper divisors (62335).

30364913 is an equidigital number, since it uses as much as digits as its factorization.

30364913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62334.

The product of its (nonzero) digits is 5832, while the sum is 29.

The square root of 30364913 is about 5510.4367340529. The cubic root of 30364913 is about 311.9780316825.

The spelling of 30364913 in words is "thirty million, three hundred sixty-four thousand, nine hundred thirteen".

Divisors: 1 491 61843 30364913