Base | Representation |
---|---|
bin | 1100001110010110010… |
… | …01100010100001000010 |
3 | 1111011010220220222200210 |
4 | 12013023021202201002 |
5 | 23340200121300414 |
6 | 520542104254550 |
7 | 42226326653634 |
oct | 6071311424102 |
9 | 1434126828623 |
10 | 420020103234 |
11 | 152147442266 |
12 | 6949ba71456 |
13 | 307b9234384 |
14 | 16486ddca54 |
15 | add42d5e59 |
hex | 61cb262842 |
420020103234 has 64 divisors (see below), whose sum is σ = 865947392640. Its totient is φ = 135717742080.
The previous prime is 420020103221. The next prime is 420020103253. The reversal of 420020103234 is 432301020024.
It is a self number, because there is not a number n which added to its sum of digits gives 420020103234.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 106900582 + ... + 106904510.
It is an arithmetic number, because the mean of its divisors is an integer number (13530428010).
Almost surely, 2420020103234 is an apocalyptic number.
420020103234 is an abundant number, since it is smaller than the sum of its proper divisors (445927289406).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
420020103234 is a wasteful number, since it uses less digits than its factorization.
420020103234 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5635.
The product of its (nonzero) digits is 1152, while the sum is 21.
Adding to 420020103234 its reverse (432301020024), we get a palindrome (852321123258).
The spelling of 420020103234 in words is "four hundred twenty billion, twenty million, one hundred three thousand, two hundred thirty-four".
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