Base | Representation |
---|---|
bin | 1100011010001… |
… | …1111111111101 |
3 | 10121221111212120 |
4 | 3012203333331 |
5 | 101311130330 |
6 | 5055353153 |
7 | 1201302000 |
oct | 306437775 |
9 | 117844776 |
10 | 52051965 |
11 | 27422459 |
12 | 155227b9 |
13 | aa263a4 |
14 | 6cad537 |
15 | 4882c10 |
hex | 31a3ffd |
52051965 has 64 divisors (see below), whose sum is σ = 99225600. Its totient is φ = 23284800.
The previous prime is 52051927. The next prime is 52051997. The reversal of 52051965 is 56915025.
It is not a de Polignac number, because 52051965 - 212 = 52047869 is a prime.
It is a super-2 number, since 2×520519652 = 5418814120722450, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 344640 + ... + 344790.
It is an arithmetic number, because the mean of its divisors is an integer number (1550400).
Almost surely, 252051965 is an apocalyptic number.
It is an amenable number.
52051965 is a deficient number, since it is larger than the sum of its proper divisors (47173635).
52051965 is a wasteful number, since it uses less digits than its factorization.
52051965 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 247 (or 233 counting only the distinct ones).
The product of its (nonzero) digits is 13500, while the sum is 33.
The square root of 52051965 is about 7214.7047756648. The cubic root of 52051965 is about 373.3754075845.
The spelling of 52051965 in words is "fifty-two million, fifty-one thousand, nine hundred sixty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •