Search a number
-
+
23311315241 = 311228161231
BaseRepresentation
bin10101101101011101…
…100111000100101001
32020011121100111210222
4111231131213010221
5340220144041431
614413054215425
71453450624124
oct255535470451
966147314728
1023311315241
1199826a2195
124626ab4575
13227671c376
1411b1da93bb
1591680657b
hex56d767129

23311315241 has 8 divisors (see below), whose sum is σ = 24065645568. Its totient is φ = 22557132000.

The previous prime is 23311315231. The next prime is 23311315243. The reversal of 23311315241 is 14251311332.

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 23311315241 - 230 = 22237573417 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23311315241.

It is not an unprimeable number, because it can be changed into a prime (23311315243) 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, 350096 + ... + 411326.

It is an arithmetic number, because the mean of its divisors is an integer number (3008205696).

Almost surely, 223311315241 is an apocalyptic number.

It is an amenable number.

23311315241 is a deficient number, since it is larger than the sum of its proper divisors (754330327).

23311315241 is a wasteful number, since it uses less digits than its factorization.

23311315241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73543.

The product of its digits is 2160, while the sum is 26.

Adding to 23311315241 its reverse (14251311332), we get a palindrome (37562626573).

The spelling of 23311315241 in words is "twenty-three billion, three hundred eleven million, three hundred fifteen thousand, two hundred forty-one".

Divisors: 1 31 12281 61231 380711 1898161 751977911 23311315241