Base | Representation |
---|---|
bin | 10001010111101… |
… | …11111010110100 |
3 | 101011012021211200 |
4 | 20223313322310 |
5 | 244301001324 |
6 | 22243132500 |
7 | 3416406426 |
oct | 1053677264 |
9 | 334167750 |
10 | 145718964 |
11 | 752888a6 |
12 | 40974130 |
13 | 24260451 |
14 | 154d2816 |
15 | cbd5ec9 |
hex | 8af7eb4 |
145718964 has 36 divisors (see below), whose sum is σ = 369672576. Its totient is φ = 48397968.
The previous prime is 145718957. The next prime is 145718971. The reversal of 145718964 is 469817541.
145718964 is a `hidden beast` number, since 14 + 571 + 8 + 9 + 64 = 666.
It is an interprime number because it is at equal distance from previous prime (145718957) and next prime (145718971).
It is a tau number, because it is divible by the number of its divisors (36).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3037 + ... + 17339.
Almost surely, 2145718964 is an apocalyptic number.
It is an amenable number.
145718964 is an abundant number, since it is smaller than the sum of its proper divisors (223953612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145718964 is a wasteful number, since it uses less digits than its factorization.
145718964 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14596 (or 14591 counting only the distinct ones).
The product of its digits is 241920, while the sum is 45.
The square root of 145718964 is about 12071.4110194293. The cubic root of 145718964 is about 526.2256642305.
The spelling of 145718964 in words is "one hundred forty-five million, seven hundred eighteen thousand, nine hundred sixty-four".
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