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48152251 = 721951721
BaseRepresentation
bin1011011110101…
…1111010111011
310100121101110201
42313223322323
544311333001
64440023031
71123200400
oct267537273
9110541421
1048152251
11251a9554
1214161a77
139c8c374
1465762a7
154362501
hex2debebb

48152251 has 12 divisors (see below), whose sum is σ = 58963080. Its totient is φ = 39100320.

The previous prime is 48152243. The next prime is 48152257. The reversal of 48152251 is 15225184.

It is not a de Polignac number, because 48152251 - 23 = 48152243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48152257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24930 + ... + 26791.

It is an arithmetic number, because the mean of its divisors is an integer number (4913590).

Almost surely, 248152251 is an apocalyptic number.

48152251 is a deficient number, since it is larger than the sum of its proper divisors (10810829).

48152251 is a wasteful number, since it uses less digits than its factorization.

48152251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51754 (or 51747 counting only the distinct ones).

The product of its digits is 3200, while the sum is 28.

The square root of 48152251 is about 6939.1823005308. The cubic root of 48152251 is about 363.8079608319.

The spelling of 48152251 in words is "forty-eight million, one hundred fifty-two thousand, two hundred fifty-one".

Divisors: 1 7 19 49 133 931 51721 362047 982699 2534329 6878893 48152251