Base | Representation |
---|---|
bin | 1101011111110101100001… |
… | …01110000110111000101111 |
3 | 10220002111100002100102222222 |
4 | 12233322300232012320233 |
5 | 12342244033324022312 |
6 | 143043203330425555 |
7 | 6152252346602636 |
oct | 657726056067057 |
9 | 126074302312888 |
10 | 29681188892207 |
11 | 95037a3385086 |
12 | 33b44b61322bb |
13 | 1373c0233b338 |
14 | 748811c0051d |
15 | 367120e43672 |
hex | 1afeb0b86e2f |
29681188892207 has 16 divisors (see below), whose sum is σ = 30835198886400. Its totient is φ = 28549228120320.
The previous prime is 29681188892177. The next prime is 29681188892221. The reversal of 29681188892207 is 70229888118692.
It is a cyclic number.
It is not a de Polignac number, because 29681188892207 - 214 = 29681188875823 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29681188892807) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8301407 + ... + 11325887.
It is an arithmetic number, because the mean of its divisors is an integer number (1927199930400).
Almost surely, 229681188892207 is an apocalyptic number.
29681188892207 is a deficient number, since it is larger than the sum of its proper divisors (1154009994193).
29681188892207 is a wasteful number, since it uses less digits than its factorization.
29681188892207 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3028126.
The product of its (nonzero) digits is 111476736, while the sum is 71.
The spelling of 29681188892207 in words is "twenty-nine trillion, six hundred eighty-one billion, one hundred eighty-eight million, eight hundred ninety-two thousand, two hundred seven".
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