Base | Representation |
---|---|
bin | 10001101111101… |
… | …00010000001001 |
3 | 101101002100100212 |
4 | 20313310100021 |
5 | 301101142143 |
6 | 22434210505 |
7 | 3455126030 |
oct | 1067642011 |
9 | 341070325 |
10 | 148849673 |
11 | 77026a65 |
12 | 41a23a35 |
13 | 24ab843b |
14 | 15aa9717 |
15 | d103918 |
hex | 8df4409 |
148849673 has 4 divisors (see below), whose sum is σ = 170113920. Its totient is φ = 127585428.
The previous prime is 148849651. The next prime is 148849681. The reversal of 148849673 is 376948841.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 148849673 - 220 = 147801097 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (148849633) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10632113 + ... + 10632126.
It is an arithmetic number, because the mean of its divisors is an integer number (42528480).
Almost surely, 2148849673 is an apocalyptic number.
It is an amenable number.
148849673 is a deficient number, since it is larger than the sum of its proper divisors (21264247).
148849673 is an equidigital number, since it uses as much as digits as its factorization.
148849673 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21264246.
The product of its digits is 1161216, while the sum is 50.
The square root of 148849673 is about 12200.3964279854. The cubic root of 148849673 is about 529.9675701054.
The spelling of 148849673 in words is "one hundred forty-eight million, eight hundred forty-nine thousand, six hundred seventy-three".
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