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48234381 = 3132353773
BaseRepresentation
bin1011011111111…
…1111110001101
310100202120010120
42313333332031
544322000011
64441455153
71123662006
oct267777615
9110676116
1048234381
1125255228
12141a14b9
139cba870
1465981ad
15437ba06
hex2dfff8d

48234381 has 16 divisors (see below), whose sum is σ = 72272256. Its totient is φ = 28391616.

The previous prime is 48234359. The next prime is 48234397. The reversal of 48234381 is 18343284.

It is not a de Polignac number, because 48234381 - 211 = 48232333 is a prime.

It is a super-2 number, since 2×482343812 = 4653111020906322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48234301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25990 + ... + 27783.

It is an arithmetic number, because the mean of its divisors is an integer number (4517016).

Almost surely, 248234381 is an apocalyptic number.

It is an amenable number.

48234381 is a deficient number, since it is larger than the sum of its proper divisors (24037875).

48234381 is a wasteful number, since it uses less digits than its factorization.

48234381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53812.

The product of its digits is 18432, while the sum is 33.

The square root of 48234381 is about 6945.0976235039. The cubic root of 48234381 is about 364.0146841277.

The spelling of 48234381 in words is "forty-eight million, two hundred thirty-four thousand, three hundred eighty-one".

Divisors: 1 3 13 23 39 69 299 897 53773 161319 699049 1236779 2097147 3710337 16078127 48234381