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253320552 = 23328094349
BaseRepresentation
bin11110001100101…
…01110101101000
3122122200000110200
433012111311220
51004322224202
641045312200
76164121612
oct1706256550
9578600420
10253320552
1111aaa1531
1270a05660
1340635c24
1425901db2
151738ce1c
hexf195d68

253320552 has 48 divisors (see below), whose sum is σ = 687082500. Its totient is φ = 84316416.

The previous prime is 253320533. The next prime is 253320563. The reversal of 253320552 is 255023352.

It can be written as a sum of positive squares in 2 ways, for example, as 250715556 + 2604996 = 15834^2 + 1614^2 .

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, 56074 + ... + 60422.

Almost surely, 2253320552 is an apocalyptic number.

It is an amenable number.

253320552 is an abundant number, since it is smaller than the sum of its proper divisors (433761948).

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

253320552 is a wasteful number, since it uses less digits than its factorization.

253320552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5170 (or 5163 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 253320552 is about 15916.0469966635. The cubic root of 253320552 is about 632.7373557558.

The spelling of 253320552 in words is "two hundred fifty-three million, three hundred twenty thousand, five hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 809 1618 2427 3236 4349 4854 6472 7281 8698 9708 13047 14562 17396 19416 26094 29124 34792 39141 52188 58248 78282 104376 156564 313128 3518341 7036682 10555023 14073364 21110046 28146728 31665069 42220092 63330138 84440184 126660276 253320552