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23030308 = 2271748383
BaseRepresentation
bin101011111011…
…0101000100100
31121100001122101
41113312220210
521343432213
62141341444
7366516520
oct127665044
947301571
1023030308
1112000014
127867884
134a04802
1430b6d80
15204dbdd
hex15f6a24

23030308 has 24 divisors (see below), whose sum is σ = 48771072. Its totient is φ = 9289344.

The previous prime is 23030297. The next prime is 23030309. The reversal of 23030308 is 80303032.

It is not an unprimeable number, because it can be changed into a prime (23030309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23716 + ... + 24667.

It is an arithmetic number, because the mean of its divisors is an integer number (2032128).

Almost surely, 223030308 is an apocalyptic number.

23030308 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

23030308 is an abundant number, since it is smaller than the sum of its proper divisors (25740764).

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

23030308 is a wasteful number, since it uses less digits than its factorization.

23030308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48411 (or 48409 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 23030308 is about 4798.9903104716. The cubic root of 23030308 is about 284.5115589832.

The spelling of 23030308 in words is "twenty-three million, thirty thousand, three hundred eight".

Divisors: 1 2 4 7 14 17 28 34 68 119 238 476 48383 96766 193532 338681 677362 822511 1354724 1645022 3290044 5757577 11515154 23030308