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252361241 = 11181126751
BaseRepresentation
bin11110000101010…
…11101000011001
3122120212021112122
433002223220121
51004101024431
641012551025
76153015026
oct1702535031
9576767478
10252361241
1111a4a6810
1270622475
134038b3a2
142573254d
151724da7b
hexf0aba19

252361241 has 8 divisors (see below), whose sum is σ = 276826368. Its totient is φ = 228150000.

The previous prime is 252361223. The next prime is 252361259. The reversal of 252361241 is 142163252.

It is a happy number.

252361241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (252361223) and next prime (252361259).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 252361241 - 26 = 252361177 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 252361241.

It is not an unprimeable number, because it can be changed into a prime (252361271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61385 + ... + 65366.

It is an arithmetic number, because the mean of its divisors is an integer number (34603296).

Almost surely, 2252361241 is an apocalyptic number.

It is an amenable number.

252361241 is a deficient number, since it is larger than the sum of its proper divisors (24465127).

252361241 is a wasteful number, since it uses less digits than its factorization.

252361241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126943.

The product of its digits is 2880, while the sum is 26.

The square root of 252361241 is about 15885.8818137364. The cubic root of 252361241 is about 631.9376315437.

The spelling of 252361241 in words is "two hundred fifty-two million, three hundred sixty-one thousand, two hundred forty-one".

Divisors: 1 11 181 1991 126751 1394261 22941931 252361241