Search a number
-
+
23872996 = 22723492
BaseRepresentation
bin101101100010…
…0010111100100
31122220212121001
41123010113210
522102413441
62211403044
7406626400
oct133042744
948825531
1023872996
1112526154
127bb3484
134c3b244
143256100
152168731
hex16c45e4

23872996 has 27 divisors (see below), whose sum is σ = 48738249. Its totient is φ = 10201968.

The previous prime is 23872991. The next prime is 23872997. The reversal of 23872996 is 69927832.

The square root of 23872996 is 4886.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 17522596 + 6350400 = 4186^2 + 2520^2 .

It is not an unprimeable number, because it can be changed into a prime (23872991) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 68230 + ... + 68578.

Almost surely, 223872996 is an apocalyptic number.

23872996 is the 4886-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23872996

23872996 is an abundant number, since it is smaller than the sum of its proper divisors (24865253).

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

23872996 is an equidigital number, since it uses as much as digits as its factorization.

23872996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716 (or 358 counting only the distinct ones).

The product of its digits is 326592, while the sum is 46.

The cubic root of 23872996 is about 287.9402042782.

The spelling of 23872996 in words is "twenty-three million, eight hundred seventy-two thousand, nine hundred ninety-six".

Divisors: 1 2 4 7 14 28 49 98 196 349 698 1396 2443 4886 9772 17101 34202 68404 121801 243602 487204 852607 1705214 3410428 5968249 11936498 23872996