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30373205 = 512234967
BaseRepresentation
bin111001111011…
…1010101010101
32010011010012112
41303313111111
530233420310
63003000405
7516111422
oct163672525
963133175
1030373205
1116165925
12a209105
1363a5b15
144068d49
1529ee705
hex1cf7555

30373205 has 8 divisors (see below), whose sum is σ = 36484992. Its totient is φ = 24273808.

The previous prime is 30373151. The next prime is 30373219. The reversal of 30373205 is 50237303.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30373205 - 212 = 30369109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3632 + ... + 8598.

It is an arithmetic number, because the mean of its divisors is an integer number (4560624).

Almost surely, 230373205 is an apocalyptic number.

It is an amenable number.

30373205 is a deficient number, since it is larger than the sum of its proper divisors (6111787).

30373205 is a wasteful number, since it uses less digits than its factorization.

30373205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6195.

The product of its (nonzero) digits is 1890, while the sum is 23.

The square root of 30373205 is about 5511.1890731493. The cubic root of 30373205 is about 312.0064272454.

The spelling of 30373205 in words is "thirty million, three hundred seventy-three thousand, two hundred five".

Divisors: 1 5 1223 4967 6115 24835 6074641 30373205