Search a number
-
+
23071254 = 2323315393
BaseRepresentation
bin101100000000…
…0101000010110
31121102010210220
41120000220112
521401240004
62142255210
7400050063
oct130005026
947363726
1023071254
1112028858
127887506
134a1a33b
1430c7c6a
15205add9
hex1600a16

23071254 has 32 divisors (see below), whose sum is σ = 49711104. Its totient is φ = 7117440.

The previous prime is 23071247. The next prime is 23071273. The reversal of 23071254 is 45217032.

It is a super-2 number, since 2×230712542 = 1064565522265032, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1582 + ... + 6974.

It is an arithmetic number, because the mean of its divisors is an integer number (1553472).

Almost surely, 223071254 is an apocalyptic number.

23071254 is an abundant number, since it is smaller than the sum of its proper divisors (26639850).

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

23071254 is a wasteful number, since it uses less digits than its factorization.

23071254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5452.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 23071254 is about 4803.2545216759. The cubic root of 23071254 is about 284.6800718994.

Adding to 23071254 its reverse (45217032), we get a palindrome (68288286).

The spelling of 23071254 in words is "twenty-three million, seventy-one thousand, two hundred fifty-four".

Divisors: 1 2 3 6 23 31 46 62 69 93 138 186 713 1426 2139 4278 5393 10786 16179 32358 124039 167183 248078 334366 372117 501549 744234 1003098 3845209 7690418 11535627 23071254