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253590069 = 3251336773
BaseRepresentation
bin11110001110101…
…11101000110101
3122200011201011210
433013113220311
51004404340234
641055152033
76166323435
oct1707275065
9580151153
10253590069
11120165a77
1270b15619
13406cb7c5
14259722c5
15173e2be9
hexf1d7a35

253590069 has 8 divisors (see below), whose sum is σ = 339468192. Its totient is φ = 168386000.

The previous prime is 253590053. The next prime is 253590097. The reversal of 253590069 is 960095352.

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 253590069 - 24 = 253590053 is a prime.

It is a super-2 number, since 2×2535900692 = 128615846190849522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253590269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167634 + ... + 169139.

It is an arithmetic number, because the mean of its divisors is an integer number (42433524).

Almost surely, 2253590069 is an apocalyptic number.

It is an amenable number.

253590069 is a deficient number, since it is larger than the sum of its proper divisors (85878123).

253590069 is a wasteful number, since it uses less digits than its factorization.

253590069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337027.

The product of its (nonzero) digits is 72900, while the sum is 39.

The square root of 253590069 is about 15924.5115780673. The cubic root of 253590069 is about 632.9616736926.

The spelling of 253590069 in words is "two hundred fifty-three million, five hundred ninety thousand, sixty-nine".

Divisors: 1 3 251 753 336773 1010319 84530023 253590069