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23220213093 = 3271133506801
BaseRepresentation
bin10101101000000010…
…000101010101100101
32012221020221001011100
4111220002011111211
5340023333304333
614400041430313
71451263361160
oct255002052545
965836831140
1023220213093
119936228860
12460049b399
1322608a287c
1411a3c52ad7
1590d80d213
hex568085565

23220213093 has 24 divisors (see below), whose sum is σ = 41816488896. Its totient is φ = 12062448000.

The previous prime is 23220213073. The next prime is 23220213097. The reversal of 23220213093 is 39031202232.

It is not a de Polignac number, because 23220213093 - 217 = 23220082021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23220213097) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16752708 + ... + 16754093.

It is an arithmetic number, because the mean of its divisors is an integer number (1742353704).

Almost surely, 223220213093 is an apocalyptic number.

It is an amenable number.

23220213093 is a deficient number, since it is larger than the sum of its proper divisors (18596275803).

23220213093 is a wasteful number, since it uses less digits than its factorization.

23220213093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33506825 (or 33506822 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The spelling of 23220213093 in words is "twenty-three billion, two hundred twenty million, two hundred thirteen thousand, ninety-three".

Divisors: 1 3 7 9 11 21 33 63 77 99 231 693 33506801 100520403 234547607 301561209 368574811 703642821 1105724433 2110928463 2580023677 3317173299 7740071031 23220213093