Search a number
-
+
52025525 = 5217163751
BaseRepresentation
bin1100011001110…
…1100010110101
310121220011121022
43012131202311
5101304304100
65055030525
71201131626
oct306354265
9117804538
1052025525
1127404602
121550b445
13aa17346
146ca3a4d
154879e85
hex319d8b5

52025525 has 24 divisors (see below), whose sum is σ = 68817024. Its totient is φ = 38880000.

The previous prime is 52025513. The next prime is 52025527. The reversal of 52025525 is 52552025.

It is not a de Polignac number, because 52025525 - 26 = 52025461 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52025494 and 52025503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52025527) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68900 + ... + 69650.

It is an arithmetic number, because the mean of its divisors is an integer number (2867376).

Almost surely, 252025525 is an apocalyptic number.

It is an amenable number.

52025525 is a deficient number, since it is larger than the sum of its proper divisors (16791499).

52025525 is a wasteful number, since it uses less digits than its factorization.

52025525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941 (or 936 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 26.

The square root of 52025525 is about 7212.8721741065. The cubic root of 52025525 is about 373.3121777092.

The spelling of 52025525 in words is "fifty-two million, twenty-five thousand, five hundred twenty-five".

Divisors: 1 5 17 25 85 163 425 751 815 2771 3755 4075 12767 13855 18775 63835 69275 122413 319175 612065 2081021 3060325 10405105 52025525