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248120608 = 258987121
BaseRepresentation
bin11101100101000…
…00010100100000
3122021212211111011
432302200110200
51002004324413
640342030304
76101663461
oct1662402440
9567784434
10248120608
1111806a75a
126b118394
133c535138
1424d4ad68
1516bb233d
hexeca0520

248120608 has 24 divisors (see below), whose sum is σ = 493981740. Its totient is φ = 122664960.

The previous prime is 248120599. The next prime is 248120623. The reversal of 248120608 is 806021842.

It can be written as a sum of positive squares in 2 ways, for example, as 247999504 + 121104 = 15748^2 + 348^2 .

It is a super-2 number, since 2×2481206082 = 123127672228579328, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 248120608.

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, 40713 + ... + 46408.

Almost surely, 2248120608 is an apocalyptic number.

It is an amenable number.

248120608 is a deficient number, since it is larger than the sum of its proper divisors (245861132).

248120608 is an equidigital number, since it uses as much as digits as its factorization.

248120608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87220 (or 87212 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 248120608 is about 15751.8445903964. The cubic root of 248120608 is about 628.3779622621.

The spelling of 248120608 in words is "two hundred forty-eight million, one hundred twenty thousand, six hundred eight".

Divisors: 1 2 4 8 16 32 89 178 356 712 1424 2848 87121 174242 348484 696968 1393936 2787872 7753769 15507538 31015076 62030152 124060304 248120608