Search a number
-
+
2130713982 = 232118372999
BaseRepresentation
bin111111100000000…
…0001110101111110
312111111022111002200
41333000001311332
513330430321412
6551232332330
7103541525055
oct17700016576
95444274080
102130713982
119a3806a51
124b56a40a6
1327c582b07
14162da339c
15c70d29dc
hex7f001d7e

2130713982 has 12 divisors (see below), whose sum is σ = 4616547000. Its totient is φ = 710237988.

The previous prime is 2130713971. The next prime is 2130713983. The reversal of 2130713982 is 2893170312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130713983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 59186482 + ... + 59186517.

It is an arithmetic number, because the mean of its divisors is an integer number (384712250).

Almost surely, 22130713982 is an apocalyptic number.

2130713982 is an abundant number, since it is smaller than the sum of its proper divisors (2485833018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2130713982 is a wasteful number, since it uses less digits than its factorization.

2130713982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118373007 (or 118373004 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 2130713982 is about 46159.6575160605. The cubic root of 2130713982 is about 1286.7920978807.

The spelling of 2130713982 in words is "two billion, one hundred thirty million, seven hundred thirteen thousand, nine hundred eighty-two".

Divisors: 1 2 3 6 9 18 118372999 236745998 355118997 710237994 1065356991 2130713982