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23420341115 = 513735399661
BaseRepresentation
bin10101110011111101…
…100000101101111011
32020110012111121012022
4111303331200231323
5340431101403430
614431551105055
71456243420613
oct256375405573
966405447168
1023420341115
119a29198a16
12465751218b
1322931a3212
1411c2669a43
159211904e5
hex573f60b7b

23420341115 has 16 divisors (see below), whose sum is σ = 28320481440. Its totient is φ = 18592331520.

The previous prime is 23420341111. The next prime is 23420341129. The reversal of 23420341115 is 51114302432.

It is a happy number.

It is not a de Polignac number, because 23420341115 - 22 = 23420341111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23420341111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2419385 + ... + 2429045.

It is an arithmetic number, because the mean of its divisors is an integer number (1770030090).

Almost surely, 223420341115 is an apocalyptic number.

23420341115 is a deficient number, since it is larger than the sum of its proper divisors (4900140325).

23420341115 is a wasteful number, since it uses less digits than its factorization.

23420341115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13342.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 23420341115 its reverse (51114302432), we get a palindrome (74534643547).

The spelling of 23420341115 in words is "twenty-three billion, four hundred twenty million, three hundred forty-one thousand, one hundred fifteen".

Divisors: 1 5 137 685 3539 9661 17695 48305 484843 1323557 2424215 6617785 34190279 170951395 4684068223 23420341115