Search a number
-
+
23323001020 = 22511106013641
BaseRepresentation
bin10101101110001010…
…001100000010111100
32020012102100012200121
4111232022030002330
5340231142013040
614414152504324
71453652144344
oct255612140274
966172305617
1023323001020
119989253960
12462a9ab0a4
132278c81327
1411b376bd24
15917863c4a
hex56e28c0bc

23323001020 has 24 divisors (see below), whose sum is σ = 53430875568. Its totient is φ = 8481091200.

The previous prime is 23323000997. The next prime is 23323001057. The reversal of 23323001020 is 2010032332.

It is a junction number, because it is equal to n+sod(n) for n = 23323000985 and 23323001003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53006601 + ... + 53007040.

It is an arithmetic number, because the mean of its divisors is an integer number (2226286482).

Almost surely, 223323001020 is an apocalyptic number.

23323001020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23323001020 is an abundant number, since it is smaller than the sum of its proper divisors (30107874548).

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

23323001020 is a wasteful number, since it uses less digits than its factorization.

23323001020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106013661 (or 106013659 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 23323001020 its reverse (2010032332), we get a palindrome (25333033352).

The spelling of 23323001020 in words is "twenty-three billion, three hundred twenty-three million, one thousand, twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 106013641 212027282 424054564 530068205 1060136410 1166150051 2120272820 2332300102 4664600204 5830750255 11661500510 23323001020