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48147025 = 521925881
BaseRepresentation
bin1011011110101…
…0101001010001
310100121010022011
42313222221101
544311201100
64435542521
71123146223
oct267525121
9110533264
1048147025
11251a5633
121415aa41
139c89b84
146574413
154360bba
hex2deaa51

48147025 has 6 divisors (see below), whose sum is σ = 59702342. Its totient is φ = 38517600.

The previous prime is 48147019. The next prime is 48147031. The reversal of 48147025 is 52074184.

It is an interprime number because it is at equal distance from previous prime (48147019) and next prime (48147031).

It can be written as a sum of positive squares in 3 ways, for example, as 495616 + 47651409 = 704^2 + 6903^2 .

It is not a de Polignac number, because 48147025 - 217 = 48015953 is a prime.

It is a Duffinian 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, 962916 + ... + 962965.

Almost surely, 248147025 is an apocalyptic number.

It is an amenable number.

48147025 is a deficient number, since it is larger than the sum of its proper divisors (11555317).

48147025 is a wasteful number, since it uses less digits than its factorization.

48147025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1925891 (or 1925886 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 31.

The square root of 48147025 is about 6938.8057329774. The cubic root of 48147025 is about 363.7947989053.

The spelling of 48147025 in words is "forty-eight million, one hundred forty-seven thousand, twenty-five".

Divisors: 1 5 25 1925881 9629405 48147025