Base | Representation |
---|---|
bin | 11110101001111000… |
… | …10110101101100100 |
3 | 1120110221200021200200 |
4 | 33110330112231210 |
5 | 232201104241343 |
6 | 11321021110500 |
7 | 1121555246112 |
oct | 172474265544 |
9 | 46427607620 |
10 | 16457493348 |
11 | 6a8590a37a |
12 | 32336b8430 |
13 | 17237a785a |
14 | b21a20ab2 |
15 | 664c644d3 |
hex | 3d4f16b64 |
16457493348 has 36 divisors (see below), whose sum is σ = 44047998540. Its totient is φ = 5163134976.
The previous prime is 16457493341. The next prime is 16457493361. The reversal of 16457493348 is 84339475461.
16457493348 is a `hidden beast` number, since 1 + 64 + 57 + 493 + 3 + 48 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 14993512704 + 1463980644 = 122448^2 + 38262^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a junction number, because it is equal to n+sod(n) for n = 16457493294 and 16457493303.
It is not an unprimeable number, because it can be changed into a prime (16457493341) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13445053 + ... + 13446276.
It is an arithmetic number, because the mean of its divisors is an integer number (1223555515).
Almost surely, 216457493348 is an apocalyptic number.
16457493348 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
16457493348 is an abundant number, since it is smaller than the sum of its proper divisors (27590505192).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16457493348 is a wasteful number, since it uses less digits than its factorization.
16457493348 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26891356 (or 26891351 counting only the distinct ones).
The product of its digits is 8709120, while the sum is 54.
The spelling of 16457493348 in words is "sixteen billion, four hundred fifty-seven million, four hundred ninety-three thousand, three hundred forty-eight".
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