Search a number
-
+
52177060 = 22513243359
BaseRepresentation
bin1100011100001…
…0100010100100
310122011212110201
43013002202210
5101324131220
65102200244
71202332465
oct307024244
9118155421
1052177060
11274a8441
1215583084
13aa6b300
146d02d6c
1548a9d0a
hex31c28a4

52177060 has 72 divisors (see below), whose sum is σ = 121746240. Its totient is φ = 18764928.

The previous prime is 52177057. The next prime is 52177079. The reversal of 52177060 is 6077125.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 145161 + ... + 145519.

It is an arithmetic number, because the mean of its divisors is an integer number (1690920).

Almost surely, 252177060 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 52177060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60873120).

52177060 is an abundant number, since it is smaller than the sum of its proper divisors (69569180).

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

52177060 is a wasteful number, since it uses less digits than its factorization.

52177060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437 (or 422 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 52177060 is about 7223.3690200626. The cubic root of 52177060 is about 373.6742757741.

The spelling of 52177060 in words is "fifty-two million, one hundred seventy-seven thousand, sixty".

Divisors: 1 2 4 5 10 13 20 26 43 52 65 86 130 169 172 215 260 338 359 430 559 676 718 845 860 1118 1436 1690 1795 2236 2795 3380 3590 4667 5590 7180 7267 9334 11180 14534 15437 18668 23335 29068 30874 36335 46670 60671 61748 72670 77185 93340 121342 145340 154370 200681 242684 303355 308740 401362 606710 802724 1003405 1213420 2006810 2608853 4013620 5217706 10435412 13044265 26088530 52177060