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253141002 = 23214063389
BaseRepresentation
bin11110001011010…
…10000000001010
3122122022220011200
433011222000022
51004301003002
641041405030
76162443262
oct1705520012
9578286150
10253141002
1111a989644
1270939776
13405a229a
14258967a2
1517354b1c
hexf16a00a

253141002 has 12 divisors (see below), whose sum is σ = 548472210. Its totient is φ = 84380328.

The previous prime is 253140977. The next prime is 253141037. The reversal of 253141002 is 200141352.

253141002 is a `hidden beast` number, since 253 + 1 + 410 + 0 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 213715161 + 39425841 = 14619^2 + 6279^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 14063389 = 253141002 / (2 + 5 + 3 + 1 + 4 + 1 + 0 + 0 + 2).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7031677 + ... + 7031712.

Almost surely, 2253141002 is an apocalyptic number.

253141002 is an abundant number, since it is smaller than the sum of its proper divisors (295331208).

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

253141002 is a wasteful number, since it uses less digits than its factorization.

253141002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14063397 (or 14063394 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 253141002 is about 15910.4054630924. The cubic root of 253141002 is about 632.5878286801.

Adding to 253141002 its reverse (200141352), we get a palindrome (453282354).

The spelling of 253141002 in words is "two hundred fifty-three million, one hundred forty-one thousand, two".

Divisors: 1 2 3 6 9 18 14063389 28126778 42190167 84380334 126570501 253141002