Search a number
-
+
2133674380 = 225106683719
BaseRepresentation
bin111111100101101…
…0100100110001100
312111200212220000001
41333023110212030
513332210040010
6551420014044
7103605635005
oct17713244614
95450786001
102133674380
119a5449162
124b6691324
1328007b426
141635341ac
15c74b9c3a
hex7f2d498c

2133674380 has 12 divisors (see below), whose sum is σ = 4480716240. Its totient is φ = 853469744.

The previous prime is 2133674377. The next prime is 2133674381. The reversal of 2133674380 is 834763312.

It is not an unprimeable number, because it can be changed into a prime (2133674381) 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 3 ways as a sum of consecutive naturals, for example, 53341840 + ... + 53341879.

It is an arithmetic number, because the mean of its divisors is an integer number (373393020).

Almost surely, 22133674380 is an apocalyptic number.

2133674380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2133674380 is an abundant number, since it is smaller than the sum of its proper divisors (2347041860).

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

2133674380 is a wasteful number, since it uses less digits than its factorization.

2133674380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106683728 (or 106683726 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 2133674380 is about 46191.7133260935. The cubic root of 2133674380 is about 1287.3877751807.

The spelling of 2133674380 in words is "two billion, one hundred thirty-three million, six hundred seventy-four thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 106683719 213367438 426734876 533418595 1066837190 2133674380