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38300825 = 521532033
BaseRepresentation
bin1001001000011…
…0110010011001
32200001212212002
42102012302121
534301111300
63444530345
7643360133
oct222066231
980055762
1038300825
111a68aa82
12109b09b5
137c20314
145130053
1535685d5
hex2486c99

38300825 has 6 divisors (see below), whose sum is σ = 47493054. Its totient is φ = 30640640.

The previous prime is 38300807. The next prime is 38300833. The reversal of 38300825 is 52800383.

It can be written as a sum of positive squares in 3 ways, for example, as 797449 + 37503376 = 893^2 + 6124^2 .

It is not a de Polignac number, because 38300825 - 26 = 38300761 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 765992 + ... + 766041.

It is an arithmetic number, because the mean of its divisors is an integer number (7915509).

Almost surely, 238300825 is an apocalyptic number.

It is an amenable number.

38300825 is a deficient number, since it is larger than the sum of its proper divisors (9192229).

38300825 is a wasteful number, since it uses less digits than its factorization.

38300825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1532043 (or 1532038 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 38300825 is about 6188.7660320940. The cubic root of 38300825 is about 337.0823732399.

The spelling of 38300825 in words is "thirty-eight million, three hundred thousand, eight hundred twenty-five".

Divisors: 1 5 25 1532033 7660165 38300825