Base | Representation |
---|---|
bin | 100001000101011001… |
… | …0110111011111111100 |
3 | 20210101110110202121102 |
4 | 1002022302313133330 |
5 | 2131001301121233 |
6 | 52350010352232 |
7 | 5063431414526 |
oct | 1021262673774 |
9 | 223343422542 |
10 | 71048067068 |
11 | 28149866400 |
12 | 11929a2b678 |
13 | 6913614194 |
14 | 361dcb6a16 |
15 | 1cac6391e8 |
hex | 108acb77fc |
71048067068 has 18 divisors (see below), whose sum is σ = 136664774568. Its totient is φ = 32294575720.
The previous prime is 71048067043. The next prime is 71048067091. The reversal of 71048067068 is 86076084017.
It is a super-2 number, since 2×710480670682 (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 5 ways as a sum of consecutive naturals, for example, 73396280 + ... + 73397247.
It is an arithmetic number, because the mean of its divisors is an integer number (7592487476).
Almost surely, 271048067068 is an apocalyptic number.
It is an amenable number.
71048067068 is a deficient number, since it is larger than the sum of its proper divisors (65616707500).
71048067068 is a wasteful number, since it uses less digits than its factorization.
71048067068 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 146793553 (or 146793540 counting only the distinct ones).
The product of its (nonzero) digits is 451584, while the sum is 47.
The spelling of 71048067068 in words is "seventy-one billion, forty-eight million, sixty-seven thousand, sixty-eight".
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