Base | Representation |
---|---|
bin | 100001100100011100010011… |
… | …111010110100101101101101 |
3 | 201100202020012221121121012101 |
4 | 201210130103322310231231 |
5 | 123322412340224043443 |
6 | 1242000445344535101 |
7 | 43045424513150611 |
oct | 4144342372645555 |
9 | 640666187547171 |
10 | 147639834987373 |
11 | 4305177a984753 |
12 | 1468570a021491 |
13 | 644c4b87c1871 |
14 | 2865b4009d341 |
15 | 12106b6ce784d |
hex | 864713eb4b6d |
147639834987373 has 4 divisors (see below), whose sum is σ = 149161895141980. Its totient is φ = 146117774832768.
The previous prime is 147639834987341. The next prime is 147639834987397. The reversal of 147639834987373 is 373789438936741.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 115095069128169 + 32544765859204 = 10728237^2 + 5704802^2 .
It is a cyclic number.
It is not a de Polignac number, because 147639834987373 - 25 = 147639834987341 is a prime.
It is a super-2 number, since 2×1476398349873732 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (147639834987773) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 761030077158 + ... + 761030077351.
It is an arithmetic number, because the mean of its divisors is an integer number (37290473785495).
Almost surely, 2147639834987373 is an apocalyptic number.
It is an amenable number.
147639834987373 is a deficient number, since it is larger than the sum of its proper divisors (1522060154607).
147639834987373 is an equidigital number, since it uses as much as digits as its factorization.
147639834987373 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1522060154606.
The product of its digits is 13826598912, while the sum is 82.
The spelling of 147639834987373 in words is "one hundred forty-seven trillion, six hundred thirty-nine billion, eight hundred thirty-four million, nine hundred eighty-seven thousand, three hundred seventy-three".
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