Base | Representation |
---|---|
bin | 100100101001011100… |
… | …1001111110111000101 |
3 | 21112010202012212022021 |
4 | 1021102321033313011 |
5 | 2242134214301323 |
6 | 100053201203141 |
7 | 5454156145036 |
oct | 1112271176705 |
9 | 245122185267 |
10 | 78700150213 |
11 | 30416201763 |
12 | 133046304b1 |
13 | 7562a50329 |
14 | 3b48296a8d |
15 | 20a930d05d |
hex | 1252e4fdc5 |
78700150213 has 4 divisors (see below), whose sum is σ = 81238864768. Its totient is φ = 76161435660.
The previous prime is 78700150201. The next prime is 78700150241. The reversal of 78700150213 is 31205100787.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-78700150213 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 (78700150273) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1269357231 + ... + 1269357292.
It is an arithmetic number, because the mean of its divisors is an integer number (20309716192).
Almost surely, 278700150213 is an apocalyptic number.
It is an amenable number.
78700150213 is a deficient number, since it is larger than the sum of its proper divisors (2538714555).
78700150213 is a wasteful number, since it uses less digits than its factorization.
78700150213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2538714554.
The product of its (nonzero) digits is 11760, while the sum is 34.
The spelling of 78700150213 in words is "seventy-eight billion, seven hundred million, one hundred fifty thousand, two hundred thirteen".
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