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23080448 = 2961739
BaseRepresentation
bin101100000001…
…0111000000000
31121102121102102
41120002320000
521402033243
62142405532
7400115636
oct130027000
947377372
1023080448
1112034756
1278908a8
134a21591
1430cb356
15205d9b8
hex1602e00

23080448 has 40 divisors (see below), whose sum is σ = 46935240. Its totient is φ = 11335680.

The previous prime is 23080397. The next prime is 23080457. The reversal of 23080448 is 84408032.

It is a self number, because there is not a number n which added to its sum of digits gives 23080448.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30863 + ... + 31601.

It is an arithmetic number, because the mean of its divisors is an integer number (1173381).

Almost surely, 223080448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23080448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23467620).

23080448 is an abundant number, since it is smaller than the sum of its proper divisors (23854792).

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

23080448 is an frugal number, since it uses more digits than its factorization.

23080448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818 (or 802 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 23080448 is about 4804.2114857695. The cubic root of 23080448 is about 284.7178823132.

The spelling of 23080448 in words is "twenty-three million, eighty thousand, four hundred forty-eight".

Divisors: 1 2 4 8 16 32 61 64 122 128 244 256 488 512 739 976 1478 1952 2956 3904 5912 7808 11824 15616 23648 31232 45079 47296 90158 94592 180316 189184 360632 378368 721264 1442528 2885056 5770112 11540224 23080448