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23214234 = 239739887
BaseRepresentation
bin101100010001…
…1100010011010
31121200101221110
41120203202122
521420323414
62145321150
7401213661
oct130434232
947611843
1023214234
111211621a
1279361b6
134a6a444
143123dd8
152088459
hex162389a

23214234 has 16 divisors (see below), whose sum is σ = 46908288. Its totient is φ = 7658112.

The previous prime is 23214223. The next prime is 23214259. The reversal of 23214234 is 43241232.

It is a self number, because there is not a number n which added to its sum of digits gives 23214234.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19362 + ... + 20525.

It is an arithmetic number, because the mean of its divisors is an integer number (2931768).

Almost surely, 223214234 is an apocalyptic number.

23214234 is an abundant number, since it is smaller than the sum of its proper divisors (23694054).

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

23214234 is a wasteful number, since it uses less digits than its factorization.

23214234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39989.

The product of its digits is 1152, while the sum is 21.

The square root of 23214234 is about 4818.1151916491. The cubic root of 23214234 is about 285.2669459467.

Adding to 23214234 its reverse (43241232), we get a palindrome (66455466).

It can be divided in two parts, 2321 and 4234, that added together give a triangular number (6555 = T114).

The spelling of 23214234 in words is "twenty-three million, two hundred fourteen thousand, two hundred thirty-four".

Divisors: 1 2 3 6 97 194 291 582 39887 79774 119661 239322 3869039 7738078 11607117 23214234