Search a number
-
+
8725900 = 2252711229
BaseRepresentation
bin100001010010…
…010110001100
3121102022200111
4201102112030
54213212100
6511005404
7134111641
oct41222614
917368614
108725900
114a1a997
122b09864
131a66971
141231dc8
15b756ba
hex85258c

8725900 has 36 divisors (see below), whose sum is σ = 19217520. Its totient is φ = 3438400.

The previous prime is 8725877. The next prime is 8725931. The reversal of 8725900 is 95278.

It is a super-2 number, since 2×87259002 = 152282661620000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6486 + ... + 7714.

It is an arithmetic number, because the mean of its divisors is an integer number (533820).

Almost surely, 28725900 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 8725900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9608760).

8725900 is an abundant number, since it is smaller than the sum of its proper divisors (10491620).

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

8725900 is a wasteful number, since it uses less digits than its factorization.

8725900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1314 (or 1307 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 8725900 is about 2953.9634391779. The cubic root of 8725900 is about 205.8749044124.

The spelling of 8725900 in words is "eight million, seven hundred twenty-five thousand, nine hundred".

Divisors: 1 2 4 5 10 20 25 50 71 100 142 284 355 710 1229 1420 1775 2458 3550 4916 6145 7100 12290 24580 30725 61450 87259 122900 174518 349036 436295 872590 1745180 2181475 4362950 8725900