Base | Representation |
---|---|
bin | 11001000010011… |
… | …100011001110110 |
3 | 1002021102211010022 |
4 | 121002130121312 |
5 | 1330014233110 |
6 | 105403325142 |
7 | 13260354611 |
oct | 3102343166 |
9 | 1067384108 |
10 | 420071030 |
11 | 1a6134645 |
12 | b88207b2 |
13 | 6904b152 |
14 | 3db0b178 |
15 | 26d2a755 |
hex | 1909c676 |
420071030 has 8 divisors (see below), whose sum is σ = 756127872. Its totient is φ = 168028408.
The previous prime is 420071021. The next prime is 420071077. The reversal of 420071030 is 30170024.
It is a happy number.
420071030 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21003542 + ... + 21003561.
It is an arithmetic number, because the mean of its divisors is an integer number (94515984).
Almost surely, 2420071030 is an apocalyptic number.
420071030 is a deficient number, since it is larger than the sum of its proper divisors (336056842).
420071030 is a wasteful number, since it uses less digits than its factorization.
420071030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42007110.
The product of its (nonzero) digits is 168, while the sum is 17.
The square root of 420071030 is about 20495.6344132110. The cubic root of 420071030 is about 748.9294533744.
The spelling of 420071030 in words is "four hundred twenty million, seventy-one thousand, thirty".
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