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23742024231 = 340919349653
BaseRepresentation
bin10110000111001000…
…101000101000100111
32021021121210210110210
4112013020220220213
5342110424233411
614523521550503
71500230606352
oct260710505047
967247723423
1023742024231
11a083832232
1247271a5433
132314a23563
141213285299
1593e533ca6
hex587228a27

23742024231 has 8 divisors (see below), whose sum is σ = 31733432560. Its totient is φ = 15789316032.

The previous prime is 23742024191. The next prime is 23742024233. The reversal of 23742024231 is 13242024732.

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

It is not a de Polignac number, because 23742024231 - 214 = 23742007847 is a prime.

It is a super-3 number, since 3×237420242313 (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23742024233) 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, 9673600 + ... + 9676053.

It is an arithmetic number, because the mean of its divisors is an integer number (3966679070).

Almost surely, 223742024231 is an apocalyptic number.

23742024231 is a deficient number, since it is larger than the sum of its proper divisors (7991408329).

23742024231 is a wasteful number, since it uses less digits than its factorization.

23742024231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19350065.

The product of its (nonzero) digits is 16128, while the sum is 30.

Adding to 23742024231 its reverse (13242024732), we get a palindrome (36984048963).

The spelling of 23742024231 in words is "twenty-three billion, seven hundred forty-two million, twenty-four thousand, two hundred thirty-one".

Divisors: 1 3 409 1227 19349653 58048959 7914008077 23742024231