Base | Representation |
---|---|
bin | 101000101000000111… |
… | …0110011000011111110 |
3 | 22100012021121122112202 |
4 | 1101100032303003332 |
5 | 2412134310333431 |
6 | 104025135431502 |
7 | 6206010453443 |
oct | 1212016630376 |
9 | 270167548482 |
10 | 87245402366 |
11 | 34000834121 |
12 | 14aaa385592 |
13 | 82c5230855 |
14 | 43191359ca |
15 | 240960e8cb |
hex | 14503b30fe |
87245402366 has 4 divisors (see below), whose sum is σ = 130868103552. Its totient is φ = 43622701182.
The previous prime is 87245402357. The next prime is 87245402383. The reversal of 87245402366 is 66320454278.
It is a semiprime because it is the product of two primes.
It is a super-2 number, since 2×872454023662 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 87245402366.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21811350590 + ... + 21811350593.
It is an arithmetic number, because the mean of its divisors is an integer number (32717025888).
Almost surely, 287245402366 is an apocalyptic number.
87245402366 is a deficient number, since it is larger than the sum of its proper divisors (43622701186).
87245402366 is a wasteful number, since it uses less digits than its factorization.
87245402366 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43622701185.
The product of its (nonzero) digits is 1935360, while the sum is 47.
The spelling of 87245402366 in words is "eighty-seven billion, two hundred forty-five million, four hundred two thousand, three hundred sixty-six".
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