Base | Representation |
---|---|
bin | 1000000001101110110… |
… | …1111010100001010100 |
3 | 111011221202122202021112 |
4 | 2000123231322201110 |
5 | 4224411404140414 |
6 | 143204024434152 |
7 | 12651250304513 |
oct | 2003355724124 |
9 | 434852582245 |
10 | 137903974484 |
11 | 53537220151 |
12 | 22887918958 |
13 | 10009566203 |
14 | 69630d867a |
15 | 38c1be1d3e |
hex | 201bb7a854 |
137903974484 has 12 divisors (see below), whose sum is σ = 241723097364. Its totient is φ = 68840232384.
The previous prime is 137903974469. The next prime is 137903974489. The reversal of 137903974484 is 484479309731.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 44651916100 + 93252058384 = 211310^2 + 305372^2 .
It is a hoax number, since the sum of its digits (59) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (137903974489) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27935939 + ... + 27940874.
It is an arithmetic number, because the mean of its divisors is an integer number (20143591447).
Almost surely, 2137903974484 is an apocalyptic number.
It is an amenable number.
137903974484 is a deficient number, since it is larger than the sum of its proper divisors (103819122880).
137903974484 is a wasteful number, since it uses less digits than its factorization.
137903974484 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55877434 (or 55877432 counting only the distinct ones).
The product of its (nonzero) digits is 18289152, while the sum is 59.
The spelling of 137903974484 in words is "one hundred thirty-seven billion, nine hundred three million, nine hundred seventy-four thousand, four hundred eighty-four".
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