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48975656 = 236121957
BaseRepresentation
bin1011101011010…
…0111100101000
310102011012222012
42322310330220
5100014210111
64505415052
71133200112
oct272647450
9112135865
1048975656
1125711154
121449a488
13a1ba0a2
14670c3b2
15447648b
hex2eb4f28

48975656 has 8 divisors (see below), whose sum is σ = 91829370. Its totient is φ = 24487824.

The previous prime is 48975643. The next prime is 48975659. The reversal of 48975656 is 65657984.

It can be written as a sum of positive squares in only one way, i.e., 38019556 + 10956100 = 6166^2 + 3310^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×489756562 = 4797229761260672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (48975659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3060971 + ... + 3060986.

Almost surely, 248975656 is an apocalyptic number.

It is an amenable number.

48975656 is a deficient number, since it is larger than the sum of its proper divisors (42853714).

48975656 is a wasteful number, since it uses less digits than its factorization.

48975656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6121963 (or 6121959 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 50.

The square root of 48975656 is about 6998.2609268303. The cubic root of 48975656 is about 365.8699608698.

The spelling of 48975656 in words is "forty-eight million, nine hundred seventy-five thousand, six hundred fifty-six".

Divisors: 1 2 4 8 6121957 12243914 24487828 48975656