Search a number
-
+
23483031 = 31113194367
BaseRepresentation
bin101100110010…
…1001010010111
31122012001122220
41121211022113
522002424111
62155153423
7403413435
oct131451227
948161586
1023483031
111228a170
127a45873
134b328b0
143193d55
1520dce06
hex1665297

23483031 has 64 divisors (see below), whose sum is σ = 40212480. Its totient is φ = 11975040.

The previous prime is 23482999. The next prime is 23483051. The reversal of 23483031 is 13038432.

It is not a de Polignac number, because 23483031 - 25 = 23482999 is a prime.

It is a super-2 number, since 2×234830312 = 1102905489893922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23482992 and 23483010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23483051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 350460 + ... + 350526.

It is an arithmetic number, because the mean of its divisors is an integer number (628320).

Almost surely, 223483031 is an apocalyptic number.

23483031 is a deficient number, since it is larger than the sum of its proper divisors (16729449).

23483031 is a wasteful number, since it uses less digits than its factorization.

23483031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 23483031 is about 4845.9293226377. The cubic root of 23483031 is about 286.3637562656.

The spelling of 23483031 in words is "twenty-three million, four hundred eighty-three thousand, thirty-one".

Divisors: 1 3 11 13 19 33 39 43 57 67 129 143 201 209 247 429 473 559 627 737 741 817 871 1273 1419 1677 2211 2451 2613 2717 2881 3819 6149 8151 8643 8987 9581 10621 14003 16549 18447 26961 28743 31691 31863 37453 42009 49647 54739 95073 112359 116831 164217 182039 350493 411983 546117 602129 711607 1235949 1806387 2134821 7827677 23483031