Search a number
-
+
23350375420 = 2254133282487
BaseRepresentation
bin10101101111110010…
…100111001111111100
32020021022211222022021
4111233302213033330
5340310144003140
614421011325524
71454433626161
oct255762471774
966238758267
1023350375420
1199a2750729
124637bb08a4
1322818471b8
1411b7256068
15919e6eb4a
hex56fca73fc

23350375420 has 24 divisors (see below), whose sum is σ = 49047826464. Its totient is φ = 9337857216.

The previous prime is 23350375403. The next prime is 23350375439. The reversal of 23350375420 is 2457305332.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58584 + ... + 223903.

It is an arithmetic number, because the mean of its divisors is an integer number (2043659436).

Almost surely, 223350375420 is an apocalyptic number.

23350375420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23350375420 is an abundant number, since it is smaller than the sum of its proper divisors (25697451044).

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

23350375420 is a wasteful number, since it uses less digits than its factorization.

23350375420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286629 (or 286627 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 34.

The spelling of 23350375420 in words is "twenty-three billion, three hundred fifty million, three hundred seventy-five thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 4133 8266 16532 20665 41330 82660 282487 564974 1129948 1412435 2824870 5649740 1167518771 2335037542 4670075084 5837593855 11675187710 23350375420