Search a number
-
+
2287487361 = 31794259753
BaseRepresentation
bin1000100001011000…
…0100100110000001
312220102022101202010
42020112010212001
514141044043421
61014552443133
7110454215235
oct21026044601
95812271663
102287487361
11a74255125
1253a0a94a9
132a5bb3a23
14179b325c5
15d5c4e076
hex88584981

2287487361 has 8 divisors (see below), whose sum is σ = 3067022880. Its totient is φ = 1516471712.

The previous prime is 2287487359. The next prime is 2287487381. The reversal of 2287487361 is 1637847822.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2287487361 - 21 = 2287487359 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2287487361.

It is not an unprimeable number, because it can be changed into a prime (2287487341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2129340 + ... + 2130413.

It is an arithmetic number, because the mean of its divisors is an integer number (383377860).

Almost surely, 22287487361 is an apocalyptic number.

It is an amenable number.

2287487361 is a deficient number, since it is larger than the sum of its proper divisors (779535519).

2287487361 is a wasteful number, since it uses less digits than its factorization.

2287487361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4259935.

The product of its digits is 903168, while the sum is 48.

The square root of 2287487361 is about 47827.6840438673. The cubic root of 2287487361 is about 1317.6080344254.

The spelling of 2287487361 in words is "two billion, two hundred eighty-seven million, four hundred eighty-seven thousand, three hundred sixty-one".

Divisors: 1 3 179 537 4259753 12779259 762495787 2287487361