Base | Representation |
---|---|
bin | 10010000011001… |
… | …11110101101010 |
3 | 101112220221120000 |
4 | 21001213311222 |
5 | 302230422031 |
6 | 23005243430 |
7 | 3516023334 |
oct | 1101476552 |
9 | 345827500 |
10 | 151420266 |
11 | 78522318 |
12 | 42863576 |
13 | 254a84ba |
14 | 16178454 |
15 | d4603e6 |
hex | 9067d6a |
151420266 has 20 divisors (see below), whose sum is σ = 339293922. Its totient is φ = 50473368.
The previous prime is 151420261. The next prime is 151420267. The reversal of 151420266 is 662024151.
151420266 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 122744241 + 28676025 = 11079^2 + 5355^2 .
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (151420261) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 467185 + ... + 467508.
Almost surely, 2151420266 is an apocalyptic number.
151420266 is an abundant number, since it is smaller than the sum of its proper divisors (187873656).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151420266 is an equidigital number, since it uses as much as digits as its factorization.
151420266 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 934707 (or 934698 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
The square root of 151420266 is about 12305.2942264702. The cubic root of 151420266 is about 533.0009726981. Note that the first 3 decimals are identical.
The spelling of 151420266 in words is "one hundred fifty-one million, four hundred twenty thousand, two hundred sixty-six".
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