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2130223312 = 24719019851
BaseRepresentation
bin111111011111000…
…1010000011010000
312111110101120000201
41332332022003100
513330314121222
6551214024544
7103534412410
oct17676120320
95443346021
102130223312
119a3501338
124b54a8154
1327c440689
14162cb6640
15c7037427
hex7ef8a0d0

2130223312 has 20 divisors (see below), whose sum is σ = 4716923296. Its totient is φ = 912952800.

The previous prime is 2130223309. The next prime is 2130223321. The reversal of 2130223312 is 2133220312.

It is a self number, because there is not a number n which added to its sum of digits gives 2130223312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9509814 + ... + 9510037.

Almost surely, 22130223312 is an apocalyptic number.

It is an amenable number.

2130223312 is an abundant number, since it is smaller than the sum of its proper divisors (2586699984).

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

2130223312 is a wasteful number, since it uses less digits than its factorization.

2130223312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19019866 (or 19019860 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2130223312 is about 46154.3422875898. The cubic root of 2130223312 is about 1286.6933142873.

Adding to 2130223312 its reverse (2133220312), we get a palindrome (4263443624).

The spelling of 2130223312 in words is "two billion, one hundred thirty million, two hundred twenty-three thousand, three hundred twelve".

Divisors: 1 2 4 7 8 14 16 28 56 112 19019851 38039702 76079404 133138957 152158808 266277914 304317616 532555828 1065111656 2130223312