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248104108 = 2278860861
BaseRepresentation
bin11101100100111…
…00010010101100
3122021211222212001
432302130102230
51002003312413
640341422044
76101564410
oct1662342254
9567758761
10248104108
1111805931a
126b10a924
133c52a785
1424d44d40
1516bac4dd
hexec9c4ac

248104108 has 12 divisors (see below), whose sum is σ = 496208272. Its totient is φ = 106330320.

The previous prime is 248104099. The next prime is 248104133. The reversal of 248104108 is 801401842.

248104108 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

248104108 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 8860861 = 248104108 / (2 + 4 + 8 + 1 + 0 + 4 + 1 + 0 + 8).

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, 4430403 + ... + 4430458.

Almost surely, 2248104108 is an apocalyptic number.

248104108 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

248104108 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

248104108 is a wasteful number, since it uses less digits than its factorization.

248104108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8860872 (or 8860870 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 28.

The square root of 248104108 is about 15751.3208335047. The cubic root of 248104108 is about 628.3640329257.

The spelling of 248104108 in words is "two hundred forty-eight million, one hundred four thousand, one hundred eight".

Divisors: 1 2 4 7 14 28 8860861 17721722 35443444 62026027 124052054 248104108