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48180925 = 5213148249
BaseRepresentation
bin1011011111001…
…0111010111101
310100122211210201
42313302322331
544313242200
64440403501
71123350112
oct267627275
9110584721
1048180925
1125219051
1214176591
139c9c430
146582909
15436ac6a
hex2df2ebd

48180925 has 12 divisors (see below), whose sum is σ = 64340500. Its totient is φ = 35579520.

The previous prime is 48180917. The next prime is 48180931. The reversal of 48180925 is 52908184.

It can be written as a sum of positive squares in 6 ways, for example, as 10099684 + 38081241 = 3178^2 + 6171^2 .

It is not a de Polignac number, because 48180925 - 23 = 48180917 is a prime.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73800 + ... + 74449.

Almost surely, 248180925 is an apocalyptic number.

It is an amenable number.

48180925 is a deficient number, since it is larger than the sum of its proper divisors (16159575).

48180925 is a wasteful number, since it uses less digits than its factorization.

48180925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148272 (or 148267 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 37.

The square root of 48180925 is about 6941.2480866196. The cubic root of 48180925 is about 363.8801607068.

It can be divided in two parts, 481 and 80925, that added together give a triangular number (81406 = T403).

The spelling of 48180925 in words is "forty-eight million, one hundred eighty thousand, nine hundred twenty-five".

Divisors: 1 5 13 25 65 325 148249 741245 1927237 3706225 9636185 48180925