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240025272 = 23310001053
BaseRepresentation
bin11100100111001…
…11111010111000
3121201122112202220
432103213322320
5442421302042
635452324040
75643116064
oct1623477270
9551575686
10240025272
111135405a3
1268473620
133a95c4b6
1423c40aa4
15161138ec
hexe4e7eb8

240025272 has 16 divisors (see below), whose sum is σ = 600063240. Its totient is φ = 80008416.

The previous prime is 240025267. The next prime is 240025273. The reversal of 240025272 is 272520042.

It is a super-2 number, since 2×2400252722 = 115224262397347968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 10001053 = 240025272 / (2 + 4 + 0 + 0 + 2 + 5 + 2 + 7 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240025273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5000503 + ... + 5000550.

Almost surely, 2240025272 is an apocalyptic number.

It is an amenable number.

240025272 is an abundant number, since it is smaller than the sum of its proper divisors (360037968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

240025272 is a wasteful number, since it uses less digits than its factorization.

240025272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10001062 (or 10001058 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 240025272 is about 15492.7490136515. The cubic root of 240025272 is about 621.4683131974.

It can be divided in two parts, 2400 and 25272, that added together give a palindrome (27672).

The spelling of 240025272 in words is "two hundred forty million, twenty-five thousand, two hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 24 10001053 20002106 30003159 40004212 60006318 80008424 120012636 240025272