Base | Representation |
---|---|
bin | 11110111010100011111 |
3 | 1220110121101 |
4 | 3313110133 |
5 | 224404043 |
6 | 33413531 |
7 | 11416264 |
oct | 3672437 |
9 | 1813541 |
10 | 1013023 |
11 | 632110 |
12 | 40a2a7 |
13 | 29612b |
14 | 1c526b |
15 | 15024d |
hex | f751f |
1013023 has 16 divisors (see below), whose sum is σ = 1203840. Its totient is φ = 842400.
The previous prime is 1013009. The next prime is 1013029. The reversal of 1013023 is 3203101.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1013023 is a prime.
It is an Ulam number.
It is a nialpdrome in base 11.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1013029) 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, 7668 + ... + 7798.
It is an arithmetic number, because the mean of its divisors is an integer number (75240).
21013023 is an apocalyptic number.
1013023 is a deficient number, since it is larger than the sum of its proper divisors (190817).
1013023 is a wasteful number, since it uses less digits than its factorization.
1013023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 198.
The product of its (nonzero) digits is 18, while the sum is 10.
The square root of 1013023 is about 1006.4904371130. The cubic root of 1013023 is about 100.4322290885.
Adding to 1013023 its reverse (3203101), we get a palindrome (4216124).
It can be divided in two parts, 10130 and 23, that added together give a triangular number (10153 = T142).
The spelling of 1013023 in words is "one million, thirteen thousand, twenty-three".
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