Base | Representation |
---|---|
bin | 111001101100101… |
… | …1110000000111101 |
3 | 11222221000212001220 |
4 | 1303121132000331 |
5 | 12431112301011 |
6 | 520040223553 |
7 | 65656131150 |
oct | 16331360075 |
9 | 4887025056 |
10 | 1936056381 |
11 | 9039428a6 |
12 | 46046abb9 |
13 | 24b1493bc |
14 | 1451b1c97 |
15 | b4e81506 |
hex | 7365e03d |
1936056381 has 32 divisors (see below), whose sum is σ = 3023370240. Its totient is φ = 1078951104.
The previous prime is 1936056371. The next prime is 1936056401. The reversal of 1936056381 is 1836506391.
It is a happy number.
It is not a de Polignac number, because 1936056381 - 214 = 1936039997 is a prime.
It is a super-2 number, since 2×19360563812 = 7496628620821634322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1936056371) 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 31 ways as a sum of consecutive naturals, for example, 828691 + ... + 831023.
It is an arithmetic number, because the mean of its divisors is an integer number (94480320).
Almost surely, 21936056381 is an apocalyptic number.
It is an amenable number.
1936056381 is a deficient number, since it is larger than the sum of its proper divisors (1087313859).
1936056381 is a wasteful number, since it uses less digits than its factorization.
1936056381 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3305.
The product of its (nonzero) digits is 116640, while the sum is 42.
The square root of 1936056381 is about 44000.6406885173. The cubic root of 1936056381 is about 1246.3480355283.
The spelling of 1936056381 in words is "one billion, nine hundred thirty-six million, fifty-six thousand, three hundred eighty-one".
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