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23321461357 = 487274117471
BaseRepresentation
bin10101101110000100…
…010100001001101101
32020012022102222200001
4111232010110021231
5340230243230412
614414055504301
71453633102465
oct255604241155
966168388601
1023321461357
1199883a2107
12462a388091
13227886259c
1411b348aba5
1591765c957
hex56e11426d

23321461357 has 8 divisors (see below), whose sum is σ = 23379213312. Its totient is φ = 23263750800.

The previous prime is 23321461301. The next prime is 23321461391. The reversal of 23321461357 is 75316412332.

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 23321461357 - 219 = 23320937069 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 (23321461957) 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, 1326132 + ... + 1343602.

It is an arithmetic number, because the mean of its divisors is an integer number (2922401664).

Almost surely, 223321461357 is an apocalyptic number.

It is an amenable number.

23321461357 is a deficient number, since it is larger than the sum of its proper divisors (57751955).

23321461357 is a wasteful number, since it uses less digits than its factorization.

23321461357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20699.

The product of its digits is 90720, while the sum is 37.

Adding to 23321461357 its reverse (75316412332), we get a palindrome (98637873689).

The spelling of 23321461357 in words is "twenty-three billion, three hundred twenty-one million, four hundred sixty-one thousand, three hundred fifty-seven".

Divisors: 1 487 2741 17471 1334867 8508377 47888011 23321461357