Base | Representation |
---|---|
bin | 100001010011010000… |
… | …1000001011000011110 |
3 | 20211120212121110211110 |
4 | 1002212201001120132 |
5 | 2132424331313011 |
6 | 52504103002450 |
7 | 5111106516423 |
oct | 1024641013036 |
9 | 224525543743 |
10 | 71513151006 |
11 | 283683448a0 |
12 | 11a39739426 |
13 | 6988a9278b |
14 | 366597dd4a |
15 | 1cd83a6ba6 |
hex | 10a684161e |
71513151006 has 32 divisors (see below), whose sum is σ = 156038416128. Its totient is φ = 21669301440.
The previous prime is 71513150977. The next prime is 71513151013. The reversal of 71513151006 is 60015131517.
It is a super-2 number, since 2×715131510062 (a number of 23 digits) 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 15 ways as a sum of consecutive naturals, for example, 1712730 + ... + 1753986.
It is an arithmetic number, because the mean of its divisors is an integer number (4876200504).
Almost surely, 271513151006 is an apocalyptic number.
71513151006 is an abundant number, since it is smaller than the sum of its proper divisors (84525265122).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71513151006 is a wasteful number, since it uses less digits than its factorization.
71513151006 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67536.
The product of its (nonzero) digits is 3150, while the sum is 30.
The spelling of 71513151006 in words is "seventy-one billion, five hundred thirteen million, one hundred fifty-one thousand, six".
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