Base | Representation |
---|---|
bin | 10000010111110110011101… |
… | …011010011010111111001010 |
3 | 100102221212122010200222012111 |
4 | 100113312131122122333022 |
5 | 33414233402010313014 |
6 | 413051524540332534 |
7 | 21111250416146362 |
oct | 2027663532327712 |
9 | 312855563628174 |
10 | 72007767666634 |
11 | 20a42360677908 |
12 | 80ab70784414a |
13 | 31243c3615b07 |
14 | 13ad2a1bc19a2 |
15 | 84d1498c92c4 |
hex | 417d9d69afca |
72007767666634 has 16 divisors (see below), whose sum is σ = 111002500017000. Its totient is φ = 35008190725824.
The previous prime is 72007767666617. The next prime is 72007767666641. The reversal of 72007767666634 is 43666676770027.
It can be written as a sum of positive squares in 4 ways, for example, as 71994461352025 + 13306314609 = 8484955^2 + 115353^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 72007767666634.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313984129 + ... + 314213380.
Almost surely, 272007767666634 is an apocalyptic number.
72007767666634 is a gapful number since it is divisible by the number (74) formed by its first and last digit.
72007767666634 is a deficient number, since it is larger than the sum of its proper divisors (38994732350366).
72007767666634 is a wasteful number, since it uses less digits than its factorization.
72007767666634 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 628199097.
The product of its (nonzero) digits is 448084224, while the sum is 67.
The spelling of 72007767666634 in words is "seventy-two trillion, seven billion, seven hundred sixty-seven million, six hundred sixty-six thousand, six hundred thirty-four".
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