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23232115345 = 516344963487
BaseRepresentation
bin10101101000101111…
…011111001010010001
32012222002022201222111
4111220233133022101
5340034410142340
614401144505321
71451466502465
oct255057371221
965862281874
1023232115345
119941a1812a
12460447b241
1322631ac21a
1411a56704a5
1590e8aeaea
hex568bdf291

23232115345 has 16 divisors (see below), whose sum is σ = 28112486400. Its totient is φ = 18430239744.

The previous prime is 23232115339. The next prime is 23232115393. The reversal of 23232115345 is 54351123232.

It is a cyclic number.

It is not a de Polignac number, because 23232115345 - 23 = 23232115337 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 334192 + ... + 397678.

It is an arithmetic number, because the mean of its divisors is an integer number (1757030400).

Almost surely, 223232115345 is an apocalyptic number.

It is an amenable number.

23232115345 is a deficient number, since it is larger than the sum of its proper divisors (4880371055).

23232115345 is a wasteful number, since it uses less digits than its factorization.

23232115345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64104.

The product of its digits is 21600, while the sum is 31.

Adding to 23232115345 its reverse (54351123232), we get a palindrome (77583238577).

The spelling of 23232115345 in words is "twenty-three billion, two hundred thirty-two million, one hundred fifteen thousand, three hundred forty-five".

Divisors: 1 5 163 449 815 2245 63487 73187 317435 365935 10348381 28505663 51741905 142528315 4646423069 23232115345