Base | Representation |
---|---|
bin | 10110101110110… |
… | …010101011010100 |
3 | 222120121100100201 |
4 | 112232302223110 |
5 | 1240112134243 |
6 | 101501550244 |
7 | 12310356106 |
oct | 2656625324 |
9 | 876540321 |
10 | 381364948 |
11 | 1862a8148 |
12 | a7875384 |
13 | 61018543 |
14 | 38913576 |
15 | 2373204d |
hex | 16bb2ad4 |
381364948 has 12 divisors (see below), whose sum is σ = 669496212. Its totient is φ = 190080320.
The previous prime is 381364939. The next prime is 381364981. The reversal of 381364948 is 849463183.
381364948 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 63170704 + 318194244 = 7948^2 + 17838^2 .
381364948 is strictly pandigital in base 9.
It is a junction number, because it is equal to n+sod(n) for n = 381364898 and 381364907.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149113 + ... + 151648.
It is an arithmetic number, because the mean of its divisors is an integer number (55791351).
Almost surely, 2381364948 is an apocalyptic number.
It is an amenable number.
381364948 is a deficient number, since it is larger than the sum of its proper divisors (288131264).
381364948 is a wasteful number, since it uses less digits than its factorization.
381364948 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 301082 (or 301080 counting only the distinct ones).
The product of its digits is 497664, while the sum is 46.
The square root of 381364948 is about 19528.5674845852. The cubic root of 381364948 is about 725.1818476860.
The spelling of 381364948 in words is "three hundred eighty-one million, three hundred sixty-four thousand, nine hundred forty-eight".
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