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2380288285 = 52310321951
BaseRepresentation
bin1000110111100000…
…0101000100011101
320010212221011200101
42031320011010131
514333323211120
61032105501101
7112662054664
oct21570050435
96125834611
102380288285
111011679901
125651a1791
132bc1a680b
141881abddb
15dde8090a
hex8de0511d

2380288285 has 24 divisors (see below), whose sum is σ = 3011295744. Its totient is φ = 1802829600.

The previous prime is 2380288237. The next prime is 2380288307. The reversal of 2380288285 is 5828820832.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2k-2380288285 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 1219060 + ... + 1221010.

It is an arithmetic number, because the mean of its divisors is an integer number (125470656).

Almost surely, 22380288285 is an apocalyptic number.

It is an amenable number.

2380288285 is a deficient number, since it is larger than the sum of its proper divisors (631007459).

2380288285 is a wasteful number, since it uses less digits than its factorization.

2380288285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2185 (or 2082 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 46.

The square root of 2380288285 is about 48788.1982143223. The cubic root of 2380288285 is about 1335.1903547293.

The spelling of 2380288285 in words is "two billion, three hundred eighty million, two hundred eighty-eight thousand, two hundred eighty-five".

Divisors: 1 5 23 103 115 515 1951 2369 9755 10609 11845 44873 53045 200953 224365 244007 1004765 1220035 4621919 20698159 23109595 103490795 476057657 2380288285