Base | Representation |
---|---|
bin | 10001010010100… |
… | …11110110000100 |
3 | 101002221010222000 |
4 | 20221103312010 |
5 | 244113000131 |
6 | 22220505300 |
7 | 3410610210 |
oct | 1051236604 |
9 | 332833860 |
10 | 145046916 |
11 | 74969993 |
12 | 406ab230 |
13 | 240865a1 |
14 | 15399940 |
15 | cb01ce6 |
hex | 8a53d84 |
145046916 has 48 divisors (see below), whose sum is σ = 429770880. Its totient is φ = 41441760.
The previous prime is 145046903. The next prime is 145046929. The reversal of 145046916 is 619640541.
It is an interprime number because it is at equal distance from previous prime (145046903) and next prime (145046929).
It is a super-2 number, since 2×1450469162 = 42077215682222112, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
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, 95175 + ... + 96686.
It is an arithmetic number, because the mean of its divisors is an integer number (8953560).
Almost surely, 2145046916 is an apocalyptic number.
It is an amenable number.
145046916 is an abundant number, since it is smaller than the sum of its proper divisors (284723964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145046916 is a wasteful number, since it uses less digits than its factorization.
145046916 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 191881 (or 191873 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 36.
The square root of 145046916 is about 12043.5425021046. The cubic root of 145046916 is about 525.4154425941.
The spelling of 145046916 in words is "one hundred forty-five million, forty-six thousand, nine hundred sixteen".
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