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23028950 = 2527193463
BaseRepresentation
bin101011111011…
…0010011010110
31121022222210002
41113312103112
521343411300
62141331302
7366512540
oct127662326
947288702
1023028950
1111aa9a9a
127866b32
134a03cc9
1430b6690
15204d5d5
hex15f64d6

23028950 has 48 divisors (see below), whose sum is σ = 51544320. Its totient is φ = 7477920.

The previous prime is 23028947. The next prime is 23028959. The reversal of 23028950 is 5982032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23028959) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4919 + ... + 8381.

It is an arithmetic number, because the mean of its divisors is an integer number (1073840).

Almost surely, 223028950 is an apocalyptic number.

23028950 is an abundant number, since it is smaller than the sum of its proper divisors (28515370).

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

23028950 is a wasteful number, since it uses less digits than its factorization.

23028950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3501 (or 3496 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 23028950 is about 4798.8488202901. The cubic root of 23028950 is about 284.5059667249.

The spelling of 23028950 in words is "twenty-three million, twenty-eight thousand, nine hundred fifty".

Divisors: 1 2 5 7 10 14 19 25 35 38 50 70 95 133 175 190 266 350 475 665 950 1330 3325 3463 6650 6926 17315 24241 34630 48482 65797 86575 121205 131594 173150 242410 328985 460579 606025 657970 921158 1212050 1644925 2302895 3289850 4605790 11514475 23028950