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2130140333 = 11631831591
BaseRepresentation
bin111111011110111…
…0101110010101101
312111110020100012102
41332331311302231
513330303442313
6551212144445
7103533615446
oct17675656255
95443210172
102130140333
119a3454a62
124b5468125
1327c411989
14162c942cd
15c701ca58
hex7ef75cad

2130140333 has 4 divisors (see below), whose sum is σ = 2131973088. Its totient is φ = 2128307580.

The previous prime is 2130140269. The next prime is 2130140347. The reversal of 2130140333 is 3330410312.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2130140333 - 26 = 2130140269 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130140933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 914633 + ... + 916958.

It is an arithmetic number, because the mean of its divisors is an integer number (532993272).

Almost surely, 22130140333 is an apocalyptic number.

It is an amenable number.

2130140333 is a deficient number, since it is larger than the sum of its proper divisors (1832755).

2130140333 is a wasteful number, since it uses less digits than its factorization.

2130140333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1832754.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 2130140333 is about 46153.4433493320. The cubic root of 2130140333 is about 1286.6766071326.

Adding to 2130140333 its reverse (3330410312), we get a palindrome (5460550645).

The spelling of 2130140333 in words is "two billion, one hundred thirty million, one hundred forty thousand, three hundred thirty-three".

Divisors: 1 1163 1831591 2130140333