Base | Representation |
---|---|
bin | 111100011011000… |
… | …1110101000011111 |
3 | 12020022001201221021 |
4 | 1320312032220133 |
5 | 13123013403011 |
6 | 533103545011 |
7 | 101146211110 |
oct | 17066165037 |
9 | 5208051837 |
10 | 2027481631 |
11 | 950507a5a |
12 | 486bbb167 |
13 | 264079c96 |
14 | 1533b0207 |
15 | bcee0471 |
hex | 78d8ea1f |
2027481631 has 16 divisors (see below), whose sum is σ = 2334901824. Its totient is φ = 1724546304.
The previous prime is 2027481613. The next prime is 2027481649. The reversal of 2027481631 is 1361847202.
It is an interprime number because it is at equal distance from previous prime (2027481613) and next prime (2027481649).
It is a cyclic number.
It is not a de Polignac number, because 2027481631 - 27 = 2027481503 is a prime.
It is a super-2 number, since 2×20274816312 = 8221363528084840322, which 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 (2027451631) 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, 818611 + ... + 821083.
It is an arithmetic number, because the mean of its divisors is an integer number (145931364).
Almost surely, 22027481631 is an apocalyptic number.
2027481631 is a deficient number, since it is larger than the sum of its proper divisors (307420193).
2027481631 is a wasteful number, since it uses less digits than its factorization.
2027481631 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3330.
The product of its (nonzero) digits is 16128, while the sum is 34.
The square root of 2027481631 is about 45027.5652350868. The cubic root of 2027481631 is about 1265.6655989911.
The spelling of 2027481631 in words is "two billion, twenty-seven million, four hundred eighty-one thousand, six hundred thirty-one".
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