Base | Representation |
---|---|
bin | 1001011010100011100001… |
… | …01010001001001001011110 |
3 | 2201022020200202002010002020 |
4 | 10231101300222021021132 |
5 | 10203202014402244210 |
6 | 112011041211441010 |
7 | 4234534212202611 |
oct | 455216052111136 |
9 | 81266622063066 |
10 | 20703632462430 |
11 | 66623a78674a5 |
12 | 23a4604756166 |
13 | b72462188818 |
14 | 5180bdb62178 |
15 | 25d837cb3770 |
hex | 12d470a8925e |
20703632462430 has 64 divisors (see below), whose sum is σ = 49816582390080. Its totient is φ = 5506764954624.
The previous prime is 20703632462389. The next prime is 20703632462449. The reversal of 20703632462430 is 3426423630702.
It is a happy number.
It is a congruent number.
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, 99491652 + ... + 99699528.
It is an arithmetic number, because the mean of its divisors is an integer number (778384099845).
Almost surely, 220703632462430 is an apocalyptic number.
20703632462430 is an abundant number, since it is smaller than the sum of its proper divisors (29112949927650).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20703632462430 is a wasteful number, since it uses less digits than its factorization.
20703632462430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 216413.
The product of its (nonzero) digits is 870912, while the sum is 42.
The spelling of 20703632462430 in words is "twenty trillion, seven hundred three billion, six hundred thirty-two million, four hundred sixty-two thousand, four hundred thirty".
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