Search a number
-
+
23302000220 = 2252115521801
BaseRepresentation
bin10101101100111010…
…000100111001011100
32020010221211021000012
4111230322010321130
5340210303001340
614412122422352
71453305506462
oct255472047134
966127737005
1023302000220
11997840a724
1246239619b8
13227480a515
1411b0a62832
15915ab6565
hex56ce84e5c

23302000220 has 24 divisors (see below), whose sum is σ = 49166125008. Its totient is φ = 9276624000.

The previous prime is 23302000201. The next prime is 23302000243. The reversal of 23302000220 is 2200020332.

It is a junction number, because it is equal to n+sod(n) for n = 23302000195 and 23302000204.

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, 2756681 + ... + 2765120.

It is an arithmetic number, because the mean of its divisors is an integer number (2048588542).

Almost surely, 223302000220 is an apocalyptic number.

23302000220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23302000220 is an abundant number, since it is smaller than the sum of its proper divisors (25864124788).

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

23302000220 is a wasteful number, since it uses less digits than its factorization.

23302000220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5522021 (or 5522019 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 14.

Adding to 23302000220 its reverse (2200020332), we get a palindrome (25502020552).

The spelling of 23302000220 in words is "twenty-three billion, three hundred two million, two hundred twenty", and thus it is an aban number.

Divisors: 1 2 4 5 10 20 211 422 844 1055 2110 4220 5521801 11043602 22087204 27609005 55218010 110436020 1165100011 2330200022 4660400044 5825500055 11651000110 23302000220