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23131010241 = 331069801407
BaseRepresentation
bin10101100010101101…
…110011010011000001
32012201001002001212000
4111202231303103001
5334333014311431
614343133454213
71446131225433
oct254255632301
965631061760
1023131010241
11989a941399
124596641369
13224826c711
141196072653
15905a8c9e6
hex562b734c1

23131010241 has 16 divisors (see below), whose sum is σ = 34300262400. Its totient is φ = 15406228944.

The previous prime is 23131010233. The next prime is 23131010257. The reversal of 23131010241 is 14201013132.

It is not a de Polignac number, because 23131010241 - 23 = 23131010233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23131010261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 371841 + ... + 429566.

It is an arithmetic number, because the mean of its divisors is an integer number (2143766400).

Almost surely, 223131010241 is an apocalyptic number.

It is an amenable number.

23131010241 is a deficient number, since it is larger than the sum of its proper divisors (11169252159).

23131010241 is a wasteful number, since it uses less digits than its factorization.

23131010241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802485 (or 802479 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 23131010241 its reverse (14201013132), we get a palindrome (37332023373).

The spelling of 23131010241 in words is "twenty-three billion, one hundred thirty-one million, ten thousand, two hundred forty-one".

Divisors: 1 3 9 27 1069 3207 9621 28863 801407 2404221 7212663 21637989 856704083 2570112249 7710336747 23131010241