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48572361 = 32291491249
BaseRepresentation
bin1011100101001…
…0011111001001
310101101201202100
42321102133021
544413303421
64453024013
71126600245
oct271223711
9111351670
1048572361
1125466152
1214325009
13a0a8656
146645425
1543e6c26
hex2e527c9

48572361 has 24 divisors (see below), whose sum is σ = 73125000. Its totient is φ = 31030272.

The previous prime is 48572353. The next prime is 48572369. The reversal of 48572361 is 16327584.

It is an interprime number because it is at equal distance from previous prime (48572353) and next prime (48572369).

It can be written as a sum of positive squares in 4 ways, for example, as 962361 + 47610000 = 981^2 + 6900^2 .

It is not a de Polignac number, because 48572361 - 23 = 48572353 is a prime.

It is a super-2 number, since 2×485723612 = 4718548506228642, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48572369) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38265 + ... + 39513.

It is an arithmetic number, because the mean of its divisors is an integer number (3046875).

Almost surely, 248572361 is an apocalyptic number.

It is an amenable number.

48572361 is a deficient number, since it is larger than the sum of its proper divisors (24552639).

48572361 is a wasteful number, since it uses less digits than its factorization.

48572361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1433 (or 1430 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 48572361 is about 6969.3874192787. The cubic root of 48572361 is about 364.8629272000.

The spelling of 48572361 in words is "forty-eight million, five hundred seventy-two thousand, three hundred sixty-one".

Divisors: 1 3 9 29 87 149 261 447 1249 1341 3747 4321 11241 12963 36221 38889 108663 186101 325989 558303 1674909 5396929 16190787 48572361