[go: up one dir, main page]

Search a number
-
+
52995285 = 3257374547
BaseRepresentation
bin1100101000101…
…0010011010101
310200201102212100
43022022103111
5102031322120
65131512313
71212311130
oct312122325
9120642770
1052995285
1127a07162
12158b8699
13ac96875
147077217
1549bc490
hex328a4d5

52995285 has 48 divisors (see below), whose sum is σ = 107842176. Its totient is φ = 23566464.

The previous prime is 52995233. The next prime is 52995331. The reversal of 52995285 is 58259925.

It is not a de Polignac number, because 52995285 - 28 = 52995029 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 52995285.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9382 + ... + 13928.

It is an arithmetic number, because the mean of its divisors is an integer number (2246712).

Almost surely, 252995285 is an apocalyptic number.

It is an amenable number.

52995285 is an abundant number, since it is smaller than the sum of its proper divisors (54846891).

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

52995285 is a wasteful number, since it uses less digits than its factorization.

52995285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4602 (or 4599 counting only the distinct ones).

The product of its digits is 324000, while the sum is 45.

The square root of 52995285 is about 7279.7860545486. The cubic root of 52995285 is about 375.6174361689.

The spelling of 52995285 in words is "fifty-two million, nine hundred ninety-five thousand, two hundred eighty-five".

Divisors: 1 3 5 7 9 15 21 35 37 45 63 105 111 185 259 315 333 555 777 1295 1665 2331 3885 4547 11655 13641 22735 31829 40923 68205 95487 159145 168239 204615 286461 477435 504717 841195 1177673 1432305 1514151 2523585 3533019 5888365 7570755 10599057 17665095 52995285