Base | Representation |
---|---|
bin | 10001011000011… |
… | …11101100110110 |
3 | 101011101020110110 |
4 | 20230033230312 |
5 | 244312110444 |
6 | 22245203450 |
7 | 3420263424 |
oct | 1054175466 |
9 | 334336413 |
10 | 145816374 |
11 | 75345000 |
12 | 40a00586 |
13 | 242958a2 |
14 | 1551a114 |
15 | cc04cb9 |
hex | 8b0fb36 |
145816374 has 96 divisors (see below), whose sum is σ = 348900480. Its totient is φ = 40510800.
The previous prime is 145816357. The next prime is 145816381. The reversal of 145816374 is 473618541.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4703739 + ... + 4703769.
It is an arithmetic number, because the mean of its divisors is an integer number (3634380).
Almost surely, 2145816374 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 145816374, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174450240).
145816374 is an abundant number, since it is smaller than the sum of its proper divisors (203084106).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145816374 is a wasteful number, since it uses less digits than its factorization.
145816374 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 119 (or 66 counting only the distinct ones).
The product of its digits is 80640, while the sum is 39.
The square root of 145816374 is about 12075.4450849648. The cubic root of 145816374 is about 526.3428949665.
The spelling of 145816374 in words is "one hundred forty-five million, eight hundred sixteen thousand, three hundred seventy-four".
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