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23280230399 = 71587558587
BaseRepresentation
bin10101101011100111…
…000001111111111111
32020002102212020102112
4111223213001333333
5340134214333044
614410024044235
71452622456556
oct255347017777
966072766375
1023280230399
1199670a0738
12461860367b
13227015767a
1411abbd6d9d
15913c1609e
hex56b9c1fff

23280230399 has 8 divisors (see below), whose sum is σ = 23648381568. Its totient is φ = 22913197720.

The previous prime is 23280230357. The next prime is 23280230411. The reversal of 23280230399 is 99303208232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23280230399 - 220 = 23279181823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23220230399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237617 + ... + 320970.

It is an arithmetic number, because the mean of its divisors is an integer number (2956047696).

Almost surely, 223280230399 is an apocalyptic number.

23280230399 is a deficient number, since it is larger than the sum of its proper divisors (368151169).

23280230399 is an equidigital number, since it uses as much as digits as its factorization.

23280230399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559245.

The product of its (nonzero) digits is 139968, while the sum is 41.

The spelling of 23280230399 in words is "twenty-three billion, two hundred eighty million, two hundred thirty thousand, three hundred ninety-nine".

Divisors: 1 71 587 41677 558587 39659677 327890569 23280230399