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23020411340 = 2251151020567
BaseRepresentation
bin10101011100000111…
…111001100111001100
32012102022222001200102
4111130013321213030
5334121211130330
614324143150232
71443316160603
oct253407714714
965368861612
1023020411340
119843470843
1245655a5378
13222b387894
1411854c2a3a
158eaee2945
hex55c1f99cc

23020411340 has 12 divisors (see below), whose sum is σ = 48342863856. Its totient is φ = 9208164528.

The previous prime is 23020411307. The next prime is 23020411363. The reversal of 23020411340 is 4311402032.

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 1151020567 = 23020411340 / (2 + 3 + 0 + 2 + 0 + 4 + 1 + 1 + 3 + 4 + 0).

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 3 ways as a sum of consecutive naturals, for example, 575510264 + ... + 575510303.

It is an arithmetic number, because the mean of its divisors is an integer number (4028571988).

Almost surely, 223020411340 is an apocalyptic number.

23020411340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23020411340 is an abundant number, since it is smaller than the sum of its proper divisors (25322452516).

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

23020411340 is a wasteful number, since it uses less digits than its factorization.

23020411340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1151020576 (or 1151020574 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 23020411340 its reverse (4311402032), we get a palindrome (27331813372).

The spelling of 23020411340 in words is "twenty-three billion, twenty million, four hundred eleven thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 1151020567 2302041134 4604082268 5755102835 11510205670 23020411340