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23310412242 = 23133111385313
BaseRepresentation
bin10101101101011010…
…001010100111010010
32020011112122122010120
4111231122022213102
5340214431142432
614413023011110
71453440143355
oct255532124722
966145578116
1023310412242
119982135807
124626739a96
132276494350
1411b1c1229c
159166c8c2c
hex56d68a9d2

23310412242 has 64 divisors (see below), whose sum is σ = 52285879296. Its totient is φ = 6879559680.

The previous prime is 23310412183. The next prime is 23310412297. The reversal of 23310412242 is 24221401332.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 230578 + ... + 315890.

It is an arithmetic number, because the mean of its divisors is an integer number (816966864).

Almost surely, 223310412242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23310412242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26142939648).

23310412242 is an abundant number, since it is smaller than the sum of its proper divisors (28975467054).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23310412242 is a wasteful number, since it uses less digits than its factorization.

23310412242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85475.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 23310412242 its reverse (24221401332), we get a palindrome (47531813574).

The spelling of 23310412242 in words is "twenty-three billion, three hundred ten million, four hundred twelve thousand, two hundred forty-two".

Divisors: 1 2 3 6 13 26 31 39 62 78 93 113 186 226 339 403 678 806 1209 1469 2418 2938 3503 4407 7006 8814 10509 21018 45539 85313 91078 136617 170626 255939 273234 511878 1109069 2218138 2644703 3327207 5289406 6654414 7934109 9640369 15868218 19280738 28921107 34381139 57842214 68762278 103143417 125324797 206286834 250649594 298851439 375974391 597702878 751948782 896554317 1793108634 3885068707 7770137414 11655206121 23310412242