Base | Representation |
---|---|
bin | 1100001110111100001… |
… | …10110101010110101011 |
3 | 1111011222002102000000112 |
4 | 12013132012311112223 |
5 | 23341323032123232 |
6 | 521033425324535 |
7 | 42240241263146 |
oct | 6073606652653 |
9 | 1434862360015 |
10 | 420338161067 |
11 | 15229aa2a880 |
12 | 6956a49674b |
13 | 3083a0b5586 |
14 | 164b735305d |
15 | ae021b04b2 |
hex | 61de1b55ab |
420338161067 has 4 divisors (see below), whose sum is σ = 458550721176. Its totient is φ = 382125600960.
The previous prime is 420338161031. The next prime is 420338161127. The reversal of 420338161067 is 760161833024.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 420338161067 - 26 = 420338161003 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (420338163067) 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, 19106280038 + ... + 19106280059.
It is an arithmetic number, because the mean of its divisors is an integer number (114637680294).
Almost surely, 2420338161067 is an apocalyptic number.
420338161067 is a deficient number, since it is larger than the sum of its proper divisors (38212560109).
420338161067 is a wasteful number, since it uses less digits than its factorization.
420338161067 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38212560108.
The product of its (nonzero) digits is 145152, while the sum is 41.
The spelling of 420338161067 in words is "four hundred twenty billion, three hundred thirty-eight million, one hundred sixty-one thousand, sixty-seven".
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