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488888802 = 23227160489
BaseRepresentation
bin11101001000111…
…101100111100010
31021001221010100200
4131020331213202
52000123420202
6120302330030
715054325533
oct3510754742
91231833320
10488888802
11230a68436
12117889916
137a39481c
1448d0268a
152cdc0e1c
hex1d23d9e2

488888802 has 12 divisors (see below), whose sum is σ = 1059259110. Its totient is φ = 162962928.

The previous prime is 488888767. The next prime is 488888821. The reversal of 488888802 is 208888884.

It is a happy number.

488888802 is a `hidden beast` number, since 488 + 8 + 88 + 80 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 433847241 + 55041561 = 20829^2 + 7419^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13580227 + ... + 13580262.

Almost surely, 2488888802 is an apocalyptic number.

488888802 is an abundant number, since it is smaller than the sum of its proper divisors (570370308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

488888802 is a wasteful number, since it uses less digits than its factorization.

488888802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27160497 (or 27160494 counting only the distinct ones).

The product of its (nonzero) digits is 2097152, while the sum is 54.

The square root of 488888802 is about 22110.8299708536. The cubic root of 488888802 is about 787.7771203085. Note that the first 3 decimals are identical.

The spelling of 488888802 in words is "four hundred eighty-eight million, eight hundred eighty-eight thousand, eight hundred two".

Divisors: 1 2 3 6 9 18 27160489 54320978 81481467 162962934 244444401 488888802