Base | Representation |
---|---|
bin | 10011000011001000… |
… | …000100100101000010 |
3 | 1221210102221121012101 |
4 | 103003020010211002 |
5 | 313342101322320 |
6 | 13221330221014 |
7 | 1322600145253 |
oct | 230310044502 |
9 | 57712847171 |
10 | 20453542210 |
11 | 8746544aa2 |
12 | 3b69a2476a |
13 | 1c0c6449ca |
14 | dc0626b2a |
15 | 7ea9a8c0a |
hex | 4c3204942 |
20453542210 has 16 divisors (see below), whose sum is σ = 37097419392. Its totient is φ = 8118962800.
The previous prime is 20453542147. The next prime is 20453542229. The reversal of 20453542210 is 1224535402.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7805386 + ... + 7808005.
It is an arithmetic number, because the mean of its divisors is an integer number (2318588712).
Almost surely, 220453542210 is an apocalyptic number.
20453542210 is a deficient number, since it is larger than the sum of its proper divisors (16643877182).
20453542210 is a wasteful number, since it uses less digits than its factorization.
20453542210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15613529.
The product of its (nonzero) digits is 9600, while the sum is 28.
The spelling of 20453542210 in words is "twenty billion, four hundred fifty-three million, five hundred forty-two thousand, two hundred ten".
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