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2160301031 = 72961174457
BaseRepresentation
bin1000000011000011…
…1001001111100111
312120112222122220022
42000300321033213
513411014113111
6554210425355
7104351153510
oct20060711747
95515878808
102160301031
11a09485159
1250359225b
13285741b45
14166ca5a07
15c99c92db
hex80c393e7

2160301031 has 16 divisors (see below), whose sum is σ = 2595935040. Its totient is φ = 1758516480.

The previous prime is 2160300991. The next prime is 2160301043. The reversal of 2160301031 is 1301030612.

It is a de Polignac number, because none of the positive numbers 2k-2160301031 is a prime.

It is a super-2 number, since 2×21603010312 = 9333801089079325922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2160301081) 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, 74846 + ... + 99611.

It is an arithmetic number, because the mean of its divisors is an integer number (162245940).

Almost surely, 22160301031 is an apocalyptic number.

2160301031 is a deficient number, since it is larger than the sum of its proper divisors (435634009).

2160301031 is a wasteful number, since it uses less digits than its factorization.

2160301031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174554.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 2160301031 is about 46479.0386195756. The cubic root of 2160301031 is about 1292.7208623064.

Adding to 2160301031 its reverse (1301030612), we get a palindrome (3461331643).

The spelling of 2160301031 in words is "two billion, one hundred sixty million, three hundred one thousand, thirty-one".

Divisors: 1 7 29 61 203 427 1769 12383 174457 1221199 5059253 10641877 35414771 74493139 308614433 2160301031