Base | Representation |
---|---|
bin | 10001101101010… |
… | …00010101010001 |
3 | 101100111112210112 |
4 | 20312220111101 |
5 | 301011214310 |
6 | 22423411105 |
7 | 3452362310 |
oct | 1066502521 |
9 | 340445715 |
10 | 148538705 |
11 | 76934367 |
12 | 418b3a95 |
13 | 24a09a33 |
14 | 15a28277 |
15 | d091705 |
hex | 8da8551 |
148538705 has 16 divisors (see below), whose sum is σ = 204000384. Its totient is φ = 101710080.
The previous prime is 148538653. The next prime is 148538729. The reversal of 148538705 is 507835841.
It is a de Polignac number, because none of the positive numbers 2k-148538705 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25769 + ... + 31001.
It is an arithmetic number, because the mean of its divisors is an integer number (12750024).
Almost surely, 2148538705 is an apocalyptic number.
It is an amenable number.
148538705 is a deficient number, since it is larger than the sum of its proper divisors (55461679).
148538705 is an equidigital number, since it uses as much as digits as its factorization.
148538705 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6056.
The product of its (nonzero) digits is 134400, while the sum is 41.
The square root of 148538705 is about 12187.6455888740. The cubic root of 148538705 is about 529.5982537543.
The spelling of 148538705 in words is "one hundred forty-eight million, five hundred thirty-eight thousand, seven hundred five".
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