Base | Representation |
---|---|
bin | 1100010000000100111… |
… | …11110001101100011101 |
3 | 1111020112122012112210121 |
4 | 12020002133301230131 |
5 | 23344100330220303 |
6 | 521214155034541 |
7 | 42261333511141 |
oct | 6100237615435 |
9 | 1436478175717 |
10 | 420948679453 |
11 | 152583612325 |
12 | 696baa3ba51 |
13 | 30906724963 |
14 | 16534477221 |
15 | ae3aaa99bd |
hex | 62027f1b1d |
420948679453 has 8 divisors (see below), whose sum is σ = 423609005088. Its totient is φ = 418290964464.
The previous prime is 420948679441. The next prime is 420948679457. The reversal of 420948679453 is 354976849024.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 420948679453 - 25 = 420948679421 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 420948679391 and 420948679400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (420948679457) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328651 + ... + 974632.
It is an arithmetic number, because the mean of its divisors is an integer number (52951125636).
Almost surely, 2420948679453 is an apocalyptic number.
It is an amenable number.
420948679453 is a deficient number, since it is larger than the sum of its proper divisors (2660325635).
420948679453 is a wasteful number, since it uses less digits than its factorization.
420948679453 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1305323.
The product of its (nonzero) digits is 52254720, while the sum is 61.
It can be divided in two parts, 420948 and 679453, that added together give a square (1100401 = 10492).
The spelling of 420948679453 in words is "four hundred twenty billion, nine hundred forty-eight million, six hundred seventy-nine thousand, four hundred fifty-three".
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