Base | Representation |
---|---|
bin | 10001101110011… |
… | …11101011000101 |
3 | 101100210201211200 |
4 | 20313033223011 |
5 | 301031343340 |
6 | 22431053113 |
7 | 3453633150 |
oct | 1067175305 |
9 | 340721750 |
10 | 148699845 |
11 | 76a34438 |
12 | 41971199 |
13 | 24a65198 |
14 | 15a6ac97 |
15 | d0c4330 |
hex | 8dcfac5 |
148699845 has 24 divisors (see below), whose sum is σ = 294567936. Its totient is φ = 67976928.
The previous prime is 148699843. The next prime is 148699877. The reversal of 148699845 is 548996841.
It is not a de Polignac number, because 148699845 - 21 = 148699843 is a prime.
It is a super-2 number, since 2×1486998452 = 44223287806048050, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 148699791 and 148699800.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148699843) 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, 235717 + ... + 236346.
It is an arithmetic number, because the mean of its divisors is an integer number (12273664).
Almost surely, 2148699845 is an apocalyptic number.
148699845 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
148699845 is a deficient number, since it is larger than the sum of its proper divisors (145868091).
148699845 is a wasteful number, since it uses less digits than its factorization.
148699845 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 472081 (or 472078 counting only the distinct ones).
The product of its digits is 2488320, while the sum is 54.
The square root of 148699845 is about 12194.2545897648. The cubic root of 148699845 is about 529.7896934680.
The spelling of 148699845 in words is "one hundred forty-eight million, six hundred ninety-nine thousand, eight hundred forty-five".
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