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23020342130 = 252302034213
BaseRepresentation
bin10101011100000111…
…101000101101110010
32012102022211112202002
4111130013220231302
5334121201422010
614324141454002
71443315452042
oct253407505562
965368745662
1023020342130
119843423845
124565571302
13222b362226
1411854a5722
158eaecc1a5
hex55c1e8b72

23020342130 has 8 divisors (see below), whose sum is σ = 41436615852. Its totient is φ = 9208136848.

The previous prime is 23020342127. The next prime is 23020342153. The reversal of 23020342130 is 3124302032.

It can be written as a sum of positive squares in 2 ways, for example, as 21980731081 + 1039611049 = 148259^2 + 32243^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1151017097 + ... + 1151017116.

Almost surely, 223020342130 is an apocalyptic number.

23020342130 is a deficient number, since it is larger than the sum of its proper divisors (18416273722).

23020342130 is a wasteful number, since it uses less digits than its factorization.

23020342130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2302034220.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 23020342130 its reverse (3124302032), we get a palindrome (26144644162).

The spelling of 23020342130 in words is "twenty-three billion, twenty million, three hundred forty-two thousand, one hundred thirty".

Divisors: 1 2 5 10 2302034213 4604068426 11510171065 23020342130