Base | Representation |
---|---|
bin | 11101100010110001011… |
… | …00000010111000100101 |
3 | 10121001011002011020022001 |
4 | 32301120230002320211 |
5 | 113112411124114023 |
6 | 2054155224405301 |
7 | 133224062346562 |
oct | 16613054027045 |
9 | 3531132136261 |
10 | 1015100223013 |
11 | 361557680a48 |
12 | 144897016831 |
13 | 74953805a46 |
14 | 371b9ab9869 |
15 | 1b6122766ad |
hex | ec58b02e25 |
1015100223013 has 16 divisors (see below), whose sum is σ = 1082911939200. Its totient is φ = 948796476480.
The previous prime is 1015100222963. The next prime is 1015100223019. The reversal of 1015100223013 is 3103220015101.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1015100223013 is a prime.
It is a super-2 number, since 2×10151002230132 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1015100223019) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 437698 + ... + 1490563.
It is an arithmetic number, because the mean of its divisors is an integer number (67681996200).
Almost surely, 21015100223013 is an apocalyptic number.
It is an amenable number.
1015100223013 is a deficient number, since it is larger than the sum of its proper divisors (67811716187).
1015100223013 is a wasteful number, since it uses less digits than its factorization.
1015100223013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1928652.
The product of its (nonzero) digits is 180, while the sum is 19.
Adding to 1015100223013 its reverse (3103220015101), we get a palindrome (4118320238114).
The spelling of 1015100223013 in words is "one trillion, fifteen billion, one hundred million, two hundred twenty-three thousand, thirteen".
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