Base | Representation |
---|---|
bin | 1100001111111001000… |
… | …1111101010001111000 |
3 | 202010010211220201110010 |
4 | 3003332101331101320 |
5 | 11421422141104040 |
6 | 240400120221520 |
7 | 21126342111402 |
oct | 3037621752170 |
9 | 663124821403 |
10 | 210424550520 |
11 | 8127119a308 |
12 | 3494690a8a0 |
13 | 16ac5c65672 |
14 | a282799b72 |
15 | 5718744e80 |
hex | 30fe47d478 |
210424550520 has 64 divisors (see below), whose sum is σ = 631608516000. Its totient is φ = 56083447808.
The previous prime is 210424550519. The next prime is 210424550527. The reversal of 210424550520 is 25055424012.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (210424550527) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237465 + ... + 690824.
Almost surely, 2210424550520 is an apocalyptic number.
210424550520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
210424550520 is an abundant number, since it is smaller than the sum of its proper divisors (421183965480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210424550520 is a wasteful number, since it uses less digits than its factorization.
210424550520 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 930192 (or 930188 counting only the distinct ones).
The product of its (nonzero) digits is 16000, while the sum is 30.
Adding to 210424550520 its reverse (25055424012), we get a palindrome (235479974532).
The spelling of 210424550520 in words is "two hundred ten billion, four hundred twenty-four million, five hundred fifty thousand, five hundred twenty".
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