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48919225 = 521956769
BaseRepresentation
bin1011101010011…
…1001010111001
310102001100120011
42322213022321
5100010403400
64504301521
71132543435
oct272471271
9112040504
1048919225
1125682813
12144718a1
13a19a4b4
1466d59c5
1544648ba
hex2ea72b9

48919225 has 6 divisors (see below), whose sum is σ = 60659870. Its totient is φ = 39135360.

The previous prime is 48919219. The next prime is 48919231. The reversal of 48919225 is 52291984.

It is an interprime number because it is at equal distance from previous prime (48919219) and next prime (48919231).

It can be written as a sum of positive squares in 3 ways, for example, as 4443664 + 44475561 = 2108^2 + 6669^2 .

It is not a de Polignac number, because 48919225 - 215 = 48886457 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 978360 + ... + 978409.

Almost surely, 248919225 is an apocalyptic number.

It is an amenable number.

48919225 is a deficient number, since it is larger than the sum of its proper divisors (11740645).

48919225 is a wasteful number, since it uses less digits than its factorization.

48919225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1956779 (or 1956774 counting only the distinct ones).

The product of its digits is 51840, while the sum is 40.

The square root of 48919225 is about 6994.2279774111. The cubic root of 48919225 is about 365.7293852975.

The spelling of 48919225 in words is "forty-eight million, nine hundred nineteen thousand, two hundred twenty-five".

Divisors: 1 5 25 1956769 9783845 48919225