Base | Representation |
---|---|
bin | 101101001011101… |
… | …1101110110011100 |
3 | 10220122210220121122 |
4 | 1122113131312130 |
5 | 11101110213040 |
6 | 410235150112 |
7 | 52366434410 |
oct | 13227356634 |
9 | 3818726548 |
10 | 1516101020 |
11 | 708888155 |
12 | 3638a5338 |
13 | 1b213bac5 |
14 | 1054d4d40 |
15 | 8d17a1b5 |
hex | 5a5ddd9c |
1516101020 has 48 divisors (see below), whose sum is σ = 3641917440. Its totient is φ = 519338304.
The previous prime is 1516101019. The next prime is 1516101031. The reversal of 1516101020 is 201016151.
It is a self number, because there is not a number n which added to its sum of digits gives 1516101020.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174827 + ... + 183293.
It is an arithmetic number, because the mean of its divisors is an integer number (75873280).
Almost surely, 21516101020 is an apocalyptic number.
1516101020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1516101020 is an abundant number, since it is smaller than the sum of its proper divisors (2125816420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1516101020 is a wasteful number, since it uses less digits than its factorization.
1516101020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9762 (or 9760 counting only the distinct ones).
The product of its (nonzero) digits is 60, while the sum is 17.
The square root of 1516101020 is about 38937.1419084658. The cubic root of 1516101020 is about 1148.7954672074.
Adding to 1516101020 its reverse (201016151), we get a palindrome (1717117171).
The spelling of 1516101020 in words is "one billion, five hundred sixteen million, one hundred one thousand, twenty".
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