Base | Representation |
---|---|
bin | 100001111011110100… |
… | …1010100001101111111 |
3 | 20222002201210222112021 |
4 | 1003313221110031333 |
5 | 2143221303423212 |
6 | 53251124421011 |
7 | 5156615105110 |
oct | 1036751241577 |
9 | 228081728467 |
10 | 72874279807 |
11 | 289a66a402a |
12 | 12159547767 |
13 | 6b44a81434 |
14 | 3754654207 |
15 | 1d67b1e307 |
hex | 10f7a5437f |
72874279807 has 8 divisors (see below), whose sum is σ = 83520828576. Its totient is φ = 62286715392.
The previous prime is 72874279801. The next prime is 72874279843. The reversal of 72874279807 is 70897247827.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 72874279807 - 27 = 72874279679 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72874279801) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14743438 + ... + 14748379.
It is an arithmetic number, because the mean of its divisors is an integer number (10440103572).
Almost surely, 272874279807 is an apocalyptic number.
72874279807 is a deficient number, since it is larger than the sum of its proper divisors (10646548769).
72874279807 is a wasteful number, since it uses less digits than its factorization.
72874279807 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29492177.
The product of its (nonzero) digits is 22127616, while the sum is 61.
The spelling of 72874279807 in words is "seventy-two billion, eight hundred seventy-four million, two hundred seventy-nine thousand, eight hundred seven".
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