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230608511 = 7231432351
BaseRepresentation
bin11011011111011…
…00111001111111
3121001221010101222
431233230321333
5433013433021
634514423555
75500066010
oct1557547177
9531833358
10230608511
11109199651
1265291bbb
1338a13253
14228ad007
15153a36ab
hexdbece7f

230608511 has 8 divisors (see below), whose sum is σ = 275011584. Its totient is φ = 189070200.

The previous prime is 230608507. The next prime is 230608517. The reversal of 230608511 is 115806032.

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 230608511 - 22 = 230608507 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230608517) 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, 716015 + ... + 716336.

It is an arithmetic number, because the mean of its divisors is an integer number (34376448).

Almost surely, 2230608511 is an apocalyptic number.

230608511 is a deficient number, since it is larger than the sum of its proper divisors (44403073).

230608511 is a wasteful number, since it uses less digits than its factorization.

230608511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1432381.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 230608511 is about 15185.7996496727. The cubic root of 230608511 is about 613.2324252771.

The spelling of 230608511 in words is "two hundred thirty million, six hundred eight thousand, five hundred eleven".

Divisors: 1 7 23 161 1432351 10026457 32944073 230608511