Search a number
-
+
23980190 = 2513184463
BaseRepresentation
bin101101101111…
…0100010011110
31200010022122012
41123132202132
522114331230
62213551222
7410554043
oct133364236
950108565
1023980190
1112599743
128045512
134c77c80
1432831ca
15218a395
hex16de89e

23980190 has 16 divisors (see below), whose sum is σ = 46484928. Its totient is φ = 8854176.

The previous prime is 23980189. The next prime is 23980211. The reversal of 23980190 is 9108932.

It is a super-2 number, since 2×239801902 = 1150099024872200, 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 7 ways as a sum of consecutive naturals, for example, 92102 + ... + 92361.

It is an arithmetic number, because the mean of its divisors is an integer number (2905308).

Almost surely, 223980190 is an apocalyptic number.

23980190 is a deficient number, since it is larger than the sum of its proper divisors (22504738).

23980190 is a wasteful number, since it uses less digits than its factorization.

23980190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184483.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 23980190 is about 4896.9572185185. The cubic root of 23980190 is about 288.3705284265.

The spelling of 23980190 in words is "twenty-three million, nine hundred eighty thousand, one hundred ninety".

Divisors: 1 2 5 10 13 26 65 130 184463 368926 922315 1844630 2398019 4796038 11990095 23980190