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23430201361 = 723145529201
BaseRepresentation
bin10101110100100011…
…001000000000010001
32020110220001112220121
4111310203020000101
5340441112420421
614432542310241
71456423265650
oct256443100021
966426045817
1023430201361
119a33813086
12465a888381
132295246298
1411c3ab5197
15921e8bd41
hex5748c8011

23430201361 has 8 divisors (see below), whose sum is σ = 27941606784. Its totient is φ = 19209854400.

The previous prime is 23430201359. The next prime is 23430201371. The reversal of 23430201361 is 16310203432.

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 23430201361 - 21 = 23430201359 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23430201331) 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, 72764440 + ... + 72764761.

It is an arithmetic number, because the mean of its divisors is an integer number (3492700848).

Almost surely, 223430201361 is an apocalyptic number.

It is an amenable number.

23430201361 is a deficient number, since it is larger than the sum of its proper divisors (4511405423).

23430201361 is a wasteful number, since it uses less digits than its factorization.

23430201361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145529231.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 23430201361 its reverse (16310203432), we get a palindrome (39740404793).

The spelling of 23430201361 in words is "twenty-three billion, four hundred thirty million, two hundred one thousand, three hundred sixty-one".

Divisors: 1 7 23 161 145529201 1018704407 3347171623 23430201361