Base | Representation |
---|---|
bin | 101100101101000… |
… | …1111001010001101 |
3 | 10212112121102211200 |
4 | 1121122033022031 |
5 | 11033003100221 |
6 | 404503140113 |
7 | 52113133536 |
oct | 13132171215 |
9 | 3775542750 |
10 | 1500050061 |
11 | 6aa8148a4 |
12 | 35a444639 |
13 | 1aba0bcb3 |
14 | 10331768d |
15 | 8ba59426 |
hex | 5968f28d |
1500050061 has 6 divisors (see below), whose sum is σ = 2166738990. Its totient is φ = 1000033368.
The previous prime is 1500050059. The next prime is 1500050077. The reversal of 1500050061 is 1600500051.
It can be written as a sum of positive squares in only one way, i.e., 949256100 + 550793961 = 30810^2 + 23469^2 .
It is not a de Polignac number, because 1500050061 - 21 = 1500050059 is a prime.
It is a super-2 number, since 2×15000500612 = 4500300371012207442, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1500050021) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 83336106 + ... + 83336123.
It is an arithmetic number, because the mean of its divisors is an integer number (361123165).
Almost surely, 21500050061 is an apocalyptic number.
It is an amenable number.
1500050061 is a deficient number, since it is larger than the sum of its proper divisors (666688929).
1500050061 is a wasteful number, since it uses less digits than its factorization.
1500050061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 166672235 (or 166672232 counting only the distinct ones).
The product of its (nonzero) digits is 150, while the sum is 18.
The square root of 1500050061 is about 38730.4797414130. The cubic root of 1500050061 is about 1144.7269769760.
The spelling of 1500050061 in words is "one billion, five hundred million, fifty thousand, sixty-one".
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