Search a number
-
+
2868900315 = 35892148989
BaseRepresentation
bin1010101011111111…
…1111000111011011
321101221100020101020
42222333333013123
521333414302230
61152402253523
7131044151601
oct25277770733
97357306336
102868900315
1112424682a6
126809572a3
133694a2368
141d303b871
1511bce9810
hexaafff1db

2868900315 has 16 divisors (see below), whose sum is σ = 4641818400. Its totient is φ = 1512887552.

The previous prime is 2868900299. The next prime is 2868900319. The reversal of 2868900315 is 5130098682.

It is a cyclic number.

It is not a de Polignac number, because 2868900315 - 24 = 2868900299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2868900319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1073160 + ... + 1075829.

It is an arithmetic number, because the mean of its divisors is an integer number (290113650).

Almost surely, 22868900315 is an apocalyptic number.

2868900315 is a deficient number, since it is larger than the sum of its proper divisors (1772918085).

2868900315 is a wasteful number, since it uses less digits than its factorization.

2868900315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2149086.

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 2868900315 is about 53562.1164163628. The cubic root of 2868900315 is about 1420.9271725350.

Adding to 2868900315 its reverse (5130098682), we get a palindrome (7998998997).

The spelling of 2868900315 in words is "two billion, eight hundred sixty-eight million, nine hundred thousand, three hundred fifteen".

Divisors: 1 3 5 15 89 267 445 1335 2148989 6446967 10744945 32234835 191260021 573780063 956300105 2868900315