Base | Representation |
---|---|
bin | 101010001101111100… |
… | …110110100110111011 |
3 | 11100000012200012111212 |
4 | 222031330312212323 |
5 | 1220314242301411 |
6 | 32454101113335 |
7 | 3163230644030 |
oct | 521574664673 |
9 | 140005605455 |
10 | 45331212731 |
11 | 18252319082 |
12 | 89513b884b |
13 | 4375719bcc |
14 | 22a0649387 |
15 | 12a4a6568b |
hex | a8df369bb |
45331212731 has 8 divisors (see below), whose sum is σ = 51900115680. Its totient is φ = 38785563648.
The previous prime is 45331212697. The next prime is 45331212733. The reversal of 45331212731 is 13721213354.
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 45331212731 - 210 = 45331211707 is a prime.
It is a super-3 number, since 3×453312127313 (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (45331212733) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5809286 + ... + 5817083.
It is an arithmetic number, because the mean of its divisors is an integer number (6487514460).
Almost surely, 245331212731 is an apocalyptic number.
45331212731 is a deficient number, since it is larger than the sum of its proper divisors (6568902949).
45331212731 is a wasteful number, since it uses less digits than its factorization.
45331212731 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11626933.
The product of its digits is 15120, while the sum is 32.
The spelling of 45331212731 in words is "forty-five billion, three hundred thirty-one million, two hundred twelve thousand, seven hundred thirty-one".
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