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30694474 = 230749991
BaseRepresentation
bin111010100010…
…1110001001010
32010202102220101
41311011301022
530324210344
63013520014
7521620156
oct165056112
963672811
1030694474
1116365238
12a34300a
136489115
144110066
152a649d4
hex1d45c4a

30694474 has 8 divisors (see below), whose sum is σ = 46192608. Its totient is φ = 15296940.

The previous prime is 30694459. The next prime is 30694487. The reversal of 30694474 is 47449603.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24382 + ... + 25609.

It is an arithmetic number, because the mean of its divisors is an integer number (5774076).

Almost surely, 230694474 is an apocalyptic number.

30694474 is a deficient number, since it is larger than the sum of its proper divisors (15498134).

30694474 is a wasteful number, since it uses less digits than its factorization.

30694474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50300.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 30694474 is about 5540.2593802096. The cubic root of 30694474 is about 313.1026416732.

The spelling of 30694474 in words is "thirty million, six hundred ninety-four thousand, four hundred seventy-four".

Divisors: 1 2 307 614 49991 99982 15347237 30694474