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23302030231 = 1271511215103
BaseRepresentation
bin10101101100111010…
…001100001110010111
32020010221212210011201
4111230322030032113
5340210304431411
614412123213331
71453305663124
oct255472141627
966127783151
1023302030231
119978430227
124623977247
13227481b08c
1411b0a6d74b
15915ac03c1
hex56ce8c397

23302030231 has 8 divisors (see below), whose sum is σ = 23641063424. Its totient is φ = 22965427800.

The previous prime is 23302030187. The next prime is 23302030261. The reversal of 23302030231 is 13203020332.

It is a happy number.

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 23302030231 - 219 = 23301505943 is a prime.

It is a super-2 number, since 2×233020302312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23302030199 and 23302030208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23302030261) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 588375 + ... + 626728.

It is an arithmetic number, because the mean of its divisors is an integer number (2955132928).

Almost surely, 223302030231 is an apocalyptic number.

23302030231 is a deficient number, since it is larger than the sum of its proper divisors (339033193).

23302030231 is a wasteful number, since it uses less digits than its factorization.

23302030231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1215381.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 23302030231 its reverse (13203020332), we get a palindrome (36505050563).

The spelling of 23302030231 in words is "twenty-three billion, three hundred two million, thirty thousand, two hundred thirty-one".

Divisors: 1 127 151 19177 1215103 154318081 183480553 23302030231