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1300023213223 = 71723709669931
BaseRepresentation
bin10010111010101111011…
…010111111110010100111
311121021120212000210210011
4102322233122333302213
5132244421420310343
62433120013111051
7162631533662410
oct22725732776247
94537525023704
101300023213223
11461378237679
1218bb53188487
139578cb64287
1446cc86ac807
1523c3aead29d
hex12eaf6bfca7

1300023213223 has 32 divisors (see below), whose sum is σ = 1643852344320. Its totient is φ = 1001743649280.

The previous prime is 1300023213221. The next prime is 1300023213253. The reversal of 1300023213223 is 3223123200031.

It is a cyclic number.

It is not a de Polignac number, because 1300023213223 - 21 = 1300023213221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1300023213194 and 1300023213203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1300023213221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1605568 + ... + 2275498.

It is an arithmetic number, because the mean of its divisors is an integer number (51370385760).

Almost surely, 21300023213223 is an apocalyptic number.

1300023213223 is a deficient number, since it is larger than the sum of its proper divisors (343829131097).

1300023213223 is a wasteful number, since it uses less digits than its factorization.

1300023213223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670687.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 1300023213223 its reverse (3223123200031), we get a palindrome (4523146413254).

The spelling of 1300023213223 in words is "one trillion, three hundred billion, twenty-three million, two hundred thirteen thousand, two hundred twenty-three".

Divisors: 1 7 17 23 119 161 391 709 2737 4963 12053 16307 84371 114149 277219 669931 1940533 4689517 11388827 15408413 79721789 107858891 261943021 474981079 1833601147 3324867553 8074678343 10924564817 56522748401 76471953719 185717601889 1300023213223