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23000213130 = 235766673771
BaseRepresentation
bin10101011010111010…
…110110011010001010
32012100220221212221120
4111122322312122022
5334101023310010
614322142220110
71442652404646
oct253272663212
965326855846
1023000213130
119833025604
12455a884636
13222713518b
141182945c26
158e9352e70
hex55aeb668a

23000213130 has 16 divisors (see below), whose sum is σ = 55200511584. Its totient is φ = 6133390160.

The previous prime is 23000213099. The next prime is 23000213167. The reversal of 23000213130 is 3131200032.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 383336856 + ... + 383336915.

It is an arithmetic number, because the mean of its divisors is an integer number (3450031974).

Almost surely, 223000213130 is an apocalyptic number.

23000213130 is an abundant number, since it is smaller than the sum of its proper divisors (32200298454).

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

23000213130 is a wasteful number, since it uses less digits than its factorization.

23000213130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766673781.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 23000213130 its reverse (3131200032), we get a palindrome (26131413162).

The spelling of 23000213130 in words is "twenty-three billion, two hundred thirteen thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 766673771 1533347542 2300021313 3833368855 4600042626 7666737710 11500106565 23000213130