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2135306159 = 76143311549
BaseRepresentation
bin111111101000110…
…0010111110101111
312111210221210101022
41333101202332233
513333114244114
6551515004355
7103625542250
oct17721427657
95453853338
102135306159
119a6363138
124b71396bb
1328050008c
1416383ab27
15c76dd48e
hex7f462faf

2135306159 has 16 divisors (see below), whose sum is σ = 2486299200. Its totient is φ = 1795944960.

The previous prime is 2135306143. The next prime is 2135306161. The reversal of 2135306159 is 9516035312.

It is a cyclic number.

It is not a de Polignac number, because 2135306159 - 24 = 2135306143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2135306189) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179117 + ... + 190665.

It is an arithmetic number, because the mean of its divisors is an integer number (155393700).

Almost surely, 22135306159 is an apocalyptic number.

2135306159 is a deficient number, since it is larger than the sum of its proper divisors (350993041).

2135306159 is a wasteful number, since it uses less digits than its factorization.

2135306159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12050.

The product of its (nonzero) digits is 24300, while the sum is 35.

The square root of 2135306159 is about 46209.3730643470. The cubic root of 2135306159 is about 1287.7158785150.

The spelling of 2135306159 in words is "two billion, one hundred thirty-five million, three hundred six thousand, one hundred fifty-nine".

Divisors: 1 7 61 427 433 3031 11549 26413 80843 184891 704489 4931423 5000717 35005019 305043737 2135306159