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242052025 = 5233129251
BaseRepresentation
bin11100110110101…
…10101110111001
3121212110111221211
432123112232321
5443431131100
640004003121
75666260015
oct1633265671
9555414854
10242052025
111146a52a6
12690904a1
133b1bbb67
142420b545
15163b41ba
hexe6d6bb9

242052025 has 12 divisors (see below), whose sum is σ = 301061584. Its totient is φ = 193050000.

The previous prime is 242051983. The next prime is 242052047. The reversal of 242052025 is 520250242.

It is a happy number.

It is not a de Polignac number, because 242052025 - 27 = 242051897 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 242051987 and 242052005.

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, 6351 + ... + 22900.

Almost surely, 2242052025 is an apocalyptic number.

242052025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

242052025 is a deficient number, since it is larger than the sum of its proper divisors (59009559).

242052025 is a wasteful number, since it uses less digits than its factorization.

242052025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29592 (or 29587 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 242052025 is about 15558.0212430759. The cubic root of 242052025 is about 623.2126213166.

It can be divided in two parts, 2420 and 52025, that added together give a palindrome (54445).

The spelling of 242052025 in words is "two hundred forty-two million, fifty-two thousand, twenty-five".

Divisors: 1 5 25 331 1655 8275 29251 146255 731275 9682081 48410405 242052025