Base | Representation |
---|---|
bin | 10001101110011… |
… | …10001010100000 |
3 | 101100210102100202 |
4 | 20313032022200 |
5 | 301031144124 |
6 | 22431004332 |
7 | 3453606140 |
oct | 1067161240 |
9 | 340712322 |
10 | 148693664 |
11 | 76a2a829 |
12 | 419696a8 |
13 | 24a62422 |
14 | 15a68920 |
15 | d0c25ae |
hex | 8dce2a0 |
148693664 has 48 divisors (see below), whose sum is σ = 335700288. Its totient is φ = 63508992.
The previous prime is 148693663. The next prime is 148693669. The reversal of 148693664 is 466396841.
It is not an unprimeable number, because it can be changed into a prime (148693663) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76772 + ... + 78684.
It is an arithmetic number, because the mean of its divisors is an integer number (6993756).
Almost surely, 2148693664 is an apocalyptic number.
148693664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 148693664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167850144).
148693664 is an abundant number, since it is smaller than the sum of its proper divisors (187006624).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
148693664 is a wasteful number, since it uses less digits than its factorization.
148693664 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2277 (or 2269 counting only the distinct ones).
The product of its digits is 746496, while the sum is 47.
The square root of 148693664 is about 12194.0011481056. The cubic root of 148693664 is about 529.7823527845.
The spelling of 148693664 in words is "one hundred forty-eight million, six hundred ninety-three thousand, six hundred sixty-four".
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