Search a number
-
+
52237108 = 22711315471
BaseRepresentation
bin1100011101000…
…1001100110100
310122021220211201
43013101030310
5101333041413
65103342244
71203002530
oct307211464
9118256751
1052237108
1127539570
12155b1984
13aa8c741
146d1abc0
1548bc9dd
hex31d1334

52237108 has 48 divisors (see below), whose sum is σ = 117669888. Its totient is φ = 19692000.

The previous prime is 52237103. The next prime is 52237123. The reversal of 52237108 is 80173225.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52237103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6813 + ... + 12283.

It is an arithmetic number, because the mean of its divisors is an integer number (2451456).

Almost surely, 252237108 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52237108, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58834944).

52237108 is an abundant number, since it is smaller than the sum of its proper divisors (65432780).

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

52237108 is a wasteful number, since it uses less digits than its factorization.

52237108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5524 (or 5522 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 52237108 is about 7227.5243340995. The cubic root of 52237108 is about 373.8175685715.

The spelling of 52237108 in words is "fifty-two million, two hundred thirty-seven thousand, one hundred eight".

Divisors: 1 2 4 7 11 14 22 28 31 44 62 77 124 154 217 308 341 434 682 868 1364 2387 4774 5471 9548 10942 21884 38297 60181 76594 120362 153188 169601 240724 339202 421267 678404 842534 1187207 1685068 1865611 2374414 3731222 4748828 7462444 13059277 26118554 52237108