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48828647 = 724991997
BaseRepresentation
bin1011101001000…
…1000011100111
310101212202022102
42322101003213
5100000004042
64502322315
71132015400
oct272210347
9111782272
1048828647
112562075a
121442939b
13a1681ba
1466b09a7
154447b32
hex2e910e7

48828647 has 12 divisors (see below), whose sum is σ = 56943000. Its totient is φ = 41748336.

The previous prime is 48828631. The next prime is 48828671. The reversal of 48828647 is 74682884.

It is a happy number.

48828647 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 48828647 - 24 = 48828631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48828047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23453 + ... + 25449.

It is an arithmetic number, because the mean of its divisors is an integer number (4745250).

Almost surely, 248828647 is an apocalyptic number.

48828647 is a deficient number, since it is larger than the sum of its proper divisors (8114353).

48828647 is a wasteful number, since it uses less digits than its factorization.

48828647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2510 (or 2503 counting only the distinct ones).

The product of its digits is 688128, while the sum is 47.

The square root of 48828647 is about 6987.7497808665. The cubic root of 48828647 is about 365.5035197464.

The spelling of 48828647 in words is "forty-eight million, eight hundred twenty-eight thousand, six hundred forty-seven".

Divisors: 1 7 49 499 1997 3493 13979 24451 97853 996503 6975521 48828647