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2130030333 = 32236670037
BaseRepresentation
bin111111011110101…
…1010111011111101
312111110000202022100
41332331122323331
513330241432313
6551205535313
7103532646654
oct17675327375
95443022270
102130030333
119a338a352
124b5414539
1327c3a38a2
14162c6619b
15c6eea173
hex7ef5aefd

2130030333 has 6 divisors (see below), whose sum is σ = 3076710494. Its totient is φ = 1420020216.

The previous prime is 2130030323. The next prime is 2130030341. The reversal of 2130030333 is 3330300312.

2130030333 is a `hidden beast` number, since 2 + 1 + 300 + 30 + 333 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1208118564 + 921911769 = 34758^2 + 30363^2 .

It is not a de Polignac number, because 2130030333 - 216 = 2129964797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130030323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 118335010 + ... + 118335027.

Almost surely, 22130030333 is an apocalyptic number.

It is an amenable number.

2130030333 is a deficient number, since it is larger than the sum of its proper divisors (946680161).

2130030333 is a wasteful number, since it uses less digits than its factorization.

2130030333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236670043 (or 236670040 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 18.

The square root of 2130030333 is about 46152.2516568802. The cubic root of 2130030333 is about 1286.6544588480.

Adding to 2130030333 its reverse (3330300312), we get a palindrome (5460330645).

The spelling of 2130030333 in words is "two billion, one hundred thirty million, thirty thousand, three hundred thirty-three".

Divisors: 1 3 9 236670037 710010111 2130030333