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30426866 = 219800707
BaseRepresentation
bin111010000010…
…0011011110010
32010020211210222
41310010123302
530242124431
63004053042
7516424031
oct164043362
963224728
1030426866
11161a2178
12a234182
1363c4382
144080718
152a1057b
hex1d046f2

30426866 has 8 divisors (see below), whose sum is σ = 48042480. Its totient is φ = 14412708.

The previous prime is 30426857. The next prime is 30426871. The reversal of 30426866 is 66862403.

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

It is a Curzon number.

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, 400316 + ... + 400391.

It is an arithmetic number, because the mean of its divisors is an integer number (6005310).

Almost surely, 230426866 is an apocalyptic number.

30426866 is a deficient number, since it is larger than the sum of its proper divisors (17615614).

30426866 is a wasteful number, since it uses less digits than its factorization.

30426866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800728.

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 30426866 is about 5516.0552934139. The cubic root of 30426866 is about 312.1900619846.

The spelling of 30426866 in words is "thirty million, four hundred twenty-six thousand, eight hundred sixty-six".

Divisors: 1 2 19 38 800707 1601414 15213433 30426866