Base | Representation |
---|---|
bin | 1111100001110… |
… | …0101001110100 |
3 | 11112112220022000 |
4 | 3320130221310 |
5 | 113133112301 |
6 | 10243535300 |
7 | 1420405455 |
oct | 370345164 |
9 | 145486260 |
10 | 65129076 |
11 | 33844491 |
12 | 1998a530 |
13 | 1065471c |
14 | 891512c |
15 | 5ab7786 |
hex | 3e1ca74 |
65129076 has 24 divisors (see below), whose sum is σ = 168853440. Its totient is φ = 21709656.
The previous prime is 65129059. The next prime is 65129087. The reversal of 65129076 is 67092156.
It is a super-2 number, since 2×651290762 = 8483593081227552, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 65129076.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301416 + ... + 301631.
It is an arithmetic number, because the mean of its divisors is an integer number (7035560).
Almost surely, 265129076 is an apocalyptic number.
It is an amenable number.
65129076 is an abundant number, since it is smaller than the sum of its proper divisors (103724364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65129076 is a wasteful number, since it uses less digits than its factorization.
65129076 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 603060 (or 603052 counting only the distinct ones).
The product of its (nonzero) digits is 22680, while the sum is 36.
The square root of 65129076 is about 8070.2587319119. The cubic root of 65129076 is about 402.3385430638.
The spelling of 65129076 in words is "sixty-five million, one hundred twenty-nine thousand, seventy-six".
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