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230380683 = 3138966373
BaseRepresentation
bin11011011101101…
…01010010001011
3121001111112212220
431232311102023
5432434140213
634505505123
75465126541
oct1556652213
9531445786
10230380683
11109053465
12651a21a3
1338963640
142284dd91
151535ae23
hexdbb548b

230380683 has 16 divisors (see below), whose sum is σ = 334524960. Its totient is φ = 140177664.

The previous prime is 230380679. The next prime is 230380751. The reversal of 230380683 is 386083032.

It is not a de Polignac number, because 230380683 - 22 = 230380679 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230380603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29716 + ... + 36657.

It is an arithmetic number, because the mean of its divisors is an integer number (20907810).

Almost surely, 2230380683 is an apocalyptic number.

230380683 is a deficient number, since it is larger than the sum of its proper divisors (104144277).

230380683 is a wasteful number, since it uses less digits than its factorization.

230380683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66478.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 230380683 is about 15178.2964459125. The cubic root of 230380683 is about 613.0304125664.

The spelling of 230380683 in words is "two hundred thirty million, three hundred eighty thousand, six hundred eighty-three".

Divisors: 1 3 13 39 89 267 1157 3471 66373 199119 862849 2588547 5907197 17721591 76793561 230380683