Base | Representation |
---|---|
bin | 111110111000000… |
… | …110100111001010 |
3 | 2201111222012021002 |
4 | 332320012213022 |
5 | 4130023111123 |
6 | 252402015002 |
7 | 35066312165 |
oct | 7670064712 |
9 | 2644865232 |
10 | 1054894538 |
11 | 4a1507975 |
12 | 255347462 |
13 | 13a71a369 |
14 | a015aadc |
15 | 62926528 |
hex | 3ee069ca |
1054894538 has 4 divisors (see below), whose sum is σ = 1582341810. Its totient is φ = 527447268.
The previous prime is 1054894537. The next prime is 1054894541. The reversal of 1054894538 is 8354984501.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 567058969 + 487835569 = 23813^2 + 22087^2 .
It is a super-2 number, since 2×10548945382 = 2225604972604466888, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1054894492 and 1054894501.
It is not an unprimeable number, because it can be changed into a prime (1054894537) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263723633 + ... + 263723636.
Almost surely, 21054894538 is an apocalyptic number.
1054894538 is a deficient number, since it is larger than the sum of its proper divisors (527447272).
1054894538 is an equidigital number, since it uses as much as digits as its factorization.
1054894538 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 527447271.
The product of its (nonzero) digits is 691200, while the sum is 47.
The square root of 1054894538 is about 32479.1400440344. The cubic root of 1054894538 is about 1017.9732078024.
The spelling of 1054894538 in words is "one billion, fifty-four million, eight hundred ninety-four thousand, five hundred thirty-eight".
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