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252283774 = 2177420111
BaseRepresentation
bin11110000100110…
…00101101111110
3122120201100021111
433002120231332
51004041040044
641011152234
76152243131
oct1702305576
9576640244
10252283774
1111a453596
12705a567a
1340362052
1425712218
1517235b34
hexf098b7e

252283774 has 8 divisors (see below), whose sum is σ = 400686048. Its totient is φ = 118721760.

The previous prime is 252283721. The next prime is 252283777. The reversal of 252283774 is 477382252.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252283777) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3710022 + ... + 3710089.

It is an arithmetic number, because the mean of its divisors is an integer number (50085756).

Almost surely, 2252283774 is an apocalyptic number.

252283774 is a deficient number, since it is larger than the sum of its proper divisors (148402274).

252283774 is a wasteful number, since it uses less digits than its factorization.

252283774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7420130.

The product of its digits is 188160, while the sum is 40.

The square root of 252283774 is about 15883.4433924134. The cubic root of 252283774 is about 631.8729632369.

The spelling of 252283774 in words is "two hundred fifty-two million, two hundred eighty-three thousand, seven hundred seventy-four".

Divisors: 1 2 17 34 7420111 14840222 126141887 252283774