Search a number
-
+
8023404831 = 313205728329
BaseRepresentation
bin1110111100011101…
…10111000100011111
3202201011110012021220
413132032313010133
5112412442423311
63404053224423
7402553546551
oct73616670437
922634405256
108023404831
113448003892
12167b032113
139ab349230
1456183b4d1
1531e5c0206
hex1de3b711f

8023404831 has 8 divisors (see below), whose sum is σ = 11520786480. Its totient is φ = 4937479872.

The previous prime is 8023404821. The next prime is 8023404833. The reversal of 8023404831 is 1384043208.

8023404831 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 8023404831 - 210 = 8023403807 is a prime.

It is a super-2 number, since 2×80234048312 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8023404792 and 8023404801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8023404833) 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, 102864126 + ... + 102864203.

It is an arithmetic number, because the mean of its divisors is an integer number (1440098310).

Almost surely, 28023404831 is an apocalyptic number.

8023404831 is a deficient number, since it is larger than the sum of its proper divisors (3497381649).

8023404831 is a wasteful number, since it uses less digits than its factorization.

8023404831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205728345.

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 8023404831 is about 89573.4605282167. The cubic root of 8023404831 is about 2001.9485036336.

The spelling of 8023404831 in words is "eight billion, twenty-three million, four hundred four thousand, eight hundred thirty-one".

Divisors: 1 3 13 39 205728329 617184987 2674468277 8023404831