Base | Representation |
---|---|
bin | 10001101001011… |
… | …11111011110101 |
3 | 101022120111022210 |
4 | 20310233323311 |
5 | 300344424212 |
6 | 22405044033 |
7 | 3445236462 |
oct | 1064577365 |
9 | 338514283 |
10 | 148045557 |
11 | 76627900 |
12 | 416b6619 |
13 | 2489642a |
14 | 1593a669 |
15 | cee553c |
hex | 8d2fef5 |
148045557 has 24 divisors (see below), whose sum is σ = 217830592. Its totient is φ = 89369280.
The previous prime is 148045501. The next prime is 148045559. The reversal of 148045557 is 755540841.
It is not a de Polignac number, because 148045557 - 215 = 148012789 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148045559) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 112968 + ... + 114270.
Almost surely, 2148045557 is an apocalyptic number.
It is an amenable number.
148045557 is a deficient number, since it is larger than the sum of its proper divisors (69785035).
148045557 is a wasteful number, since it uses less digits than its factorization.
148045557 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1641 (or 1630 counting only the distinct ones).
The product of its (nonzero) digits is 112000, while the sum is 39.
The square root of 148045557 is about 12167.3972976968. The cubic root of 148045557 is about 529.0115158126.
The spelling of 148045557 in words is "one hundred forty-eight million, forty-five thousand, five hundred fifty-seven".
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