Base | Representation |
---|---|
bin | 10001010111011… |
… | …01000001100110 |
3 | 101011010000122000 |
4 | 20223231001212 |
5 | 244243034332 |
6 | 22242150130 |
7 | 3416132352 |
oct | 1053550146 |
9 | 334100560 |
10 | 145674342 |
11 | 75258320 |
12 | 40952346 |
13 | 24246048 |
14 | 154c0462 |
15 | cbc7b7c |
hex | 8aed066 |
145674342 has 64 divisors (see below), whose sum is σ = 356728320. Its totient is φ = 43696800.
The previous prime is 145674329. The next prime is 145674359. The reversal of 145674342 is 243476541.
145674342 is a `hidden beast` number, since 14 + 567 + 43 + 42 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 145674297 and 145674306.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59992 + ... + 62372.
It is an arithmetic number, because the mean of its divisors is an integer number (5573880).
Almost surely, 2145674342 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 145674342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178364160).
145674342 is an abundant number, since it is smaller than the sum of its proper divisors (211053978).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145674342 is a wasteful number, since it uses less digits than its factorization.
145674342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2506 (or 2500 counting only the distinct ones).
The product of its digits is 80640, while the sum is 36.
The square root of 145674342 is about 12069.5626267069. The cubic root of 145674342 is about 526.1719452128.
The spelling of 145674342 in words is "one hundred forty-five million, six hundred seventy-four thousand, three hundred forty-two".
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