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242104325 = 52232914519
BaseRepresentation
bin11100110111000…
…11100000000101
3121212120011200212
432123203200011
5443434314300
640005045205
75666565341
oct1633434005
9555504625
10242104325
11114730621
12690b6805
133b2098c8
1424222621
15163c4935
hexe6e3805

242104325 has 24 divisors (see below), whose sum is σ = 324086400. Its totient is φ = 178861760.

The previous prime is 242104301. The next prime is 242104339. The reversal of 242104325 is 523401242.

It is a happy number.

It is not a de Polignac number, because 242104325 - 226 = 174995461 is a prime.

It is a super-2 number, since 2×2421043252 = 117229008367411250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a self number, because there is not a number n which added to its sum of digits gives 242104325.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9416 + ... + 23934.

It is an arithmetic number, because the mean of its divisors is an integer number (13503600).

Almost surely, 2242104325 is an apocalyptic number.

242104325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

242104325 is a deficient number, since it is larger than the sum of its proper divisors (81982075).

242104325 is a wasteful number, since it uses less digits than its factorization.

242104325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14581 (or 14576 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 242104325 is about 15559.7019572998. The cubic root of 242104325 is about 623.2575037792.

Adding to 242104325 its reverse (523401242), we get a palindrome (765505567).

The spelling of 242104325 in words is "two hundred forty-two million, one hundred four thousand, three hundred twenty-five".

Divisors: 1 5 23 25 29 115 145 575 667 725 3335 14519 16675 72595 333937 362975 421051 1669685 2105255 8348425 9684173 10526275 48420865 242104325