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56006498 = 228003249
BaseRepresentation
bin1101010110100…
…1011101100010
310220101102110202
43111221131202
5103314201443
65320225202
71250022152
oct325513542
9126342422
1056006498
1129683569
121690b202
13b7ac352
14761c762
154db47b8
hex3569762

56006498 has 4 divisors (see below), whose sum is σ = 84009750. Its totient is φ = 28003248.

The previous prime is 56006459. The next prime is 56006507. The reversal of 56006498 is 89460065.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89460065 = 517892013.

It can be written as a sum of positive squares in only one way, i.e., 33605209 + 22401289 = 5797^2 + 4733^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14001623 + ... + 14001626.

Almost surely, 256006498 is an apocalyptic number.

56006498 is a deficient number, since it is larger than the sum of its proper divisors (28003252).

56006498 is a wasteful number, since it uses less digits than its factorization.

56006498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28003251.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 56006498 is about 7483.7489268414. The cubic root of 56006498 is about 382.6010338712.

The spelling of 56006498 in words is "fifty-six million, six thousand, four hundred ninety-eight".

Divisors: 1 2 28003249 56006498