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23050252020 = 2235384170867
BaseRepresentation
bin10101011101111001…
…101110111011110100
32012111102010010101210
4111131321232323310
5334201331031040
614331130521420
71444130623635
oct253571567364
965442103353
1023050252020
1198592a2564
124573596270
1322346051a3
14118944d88c
158ed939480
hex55de6eef4

23050252020 has 24 divisors (see below), whose sum is σ = 64540705824. Its totient is φ = 6146733856.

The previous prime is 23050251977. The next prime is 23050252061. The reversal of 23050252020 is 2025205032.

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, 192085374 + ... + 192085493.

It is an arithmetic number, because the mean of its divisors is an integer number (2689196076).

Almost surely, 223050252020 is an apocalyptic number.

23050252020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23050252020 is an abundant number, since it is smaller than the sum of its proper divisors (41490453804).

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

23050252020 is a wasteful number, since it uses less digits than its factorization.

23050252020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384170879 (or 384170877 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

Adding to 23050252020 its reverse (2025205032), we get a palindrome (25075457052).

The spelling of 23050252020 in words is "twenty-three billion, fifty million, two hundred fifty-two thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 384170867 768341734 1152512601 1536683468 1920854335 2305025202 3841708670 4610050404 5762563005 7683417340 11525126010 23050252020