Base | Representation |
---|---|
bin | 1001110100101111011111… |
… | …10000100000110011001110 |
3 | 2211111021011222220112012221 |
4 | 10322113233300200303032 |
5 | 10312422242212102340 |
6 | 113540245415245554 |
7 | 4356536466462244 |
oct | 472275760406316 |
9 | 84437158815187 |
10 | 21603413003470 |
11 | 6979a57493551 |
12 | 250aa773798ba |
13 | c0926833654c |
14 | 549879d3c794 |
15 | 276e4ade044a |
hex | 13a5efc20cce |
21603413003470 has 32 divisors (see below), whose sum is σ = 39148925329728. Its totient is φ = 8583011693568.
The previous prime is 21603413003453. The next prime is 21603413003479. The reversal of 21603413003470 is 7430031430612.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21603413003479) 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, 1417687 + ... + 6724333.
It is an arithmetic number, because the mean of its divisors is an integer number (1223403916554).
Almost surely, 221603413003470 is an apocalyptic number.
21603413003470 is a deficient number, since it is larger than the sum of its proper divisors (17545512326258).
21603413003470 is a wasteful number, since it uses less digits than its factorization.
21603413003470 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5309404.
The product of its (nonzero) digits is 36288, while the sum is 34.
The spelling of 21603413003470 in words is "twenty-one trillion, six hundred three billion, four hundred thirteen million, three thousand, four hundred seventy".
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