Base | Representation |
---|---|
bin | 10001010111000… |
… | …11010101001000 |
3 | 101011001000011021 |
4 | 20223203111020 |
5 | 244240302012 |
6 | 22241242224 |
7 | 3415605523 |
oct | 1053432510 |
9 | 334030137 |
10 | 145634632 |
11 | 75230500 |
12 | 40933374 |
13 | 24230c50 |
14 | 154adbba |
15 | cbbb007 |
hex | 8ae3548 |
145634632 has 96 divisors (see below), whose sum is σ = 329797440. Its totient is φ = 59875200.
The previous prime is 145634581. The next prime is 145634641. The reversal of 145634632 is 236436541.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 893383 + ... + 893545.
It is an arithmetic number, because the mean of its divisors is an integer number (3435390).
Almost surely, 2145634632 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 145634632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164898720).
145634632 is an abundant number, since it is smaller than the sum of its proper divisors (184162808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145634632 is a wasteful number, since it uses less digits than its factorization.
145634632 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 275 (or 260 counting only the distinct ones).
The product of its digits is 51840, while the sum is 34.
The square root of 145634632 is about 12067.9174674009. The cubic root of 145634632 is about 526.1241303712.
The spelling of 145634632 in words is "one hundred forty-five million, six hundred thirty-four thousand, six hundred thirty-two".
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