Base | Representation |
---|---|
bin | 10001100010000… |
… | …01100111001110 |
3 | 101020201220021110 |
4 | 20301001213032 |
5 | 300122210030 |
6 | 22332112450 |
7 | 3434032506 |
oct | 1061014716 |
9 | 336656243 |
10 | 147069390 |
11 | 76020456 |
12 | 41305726 |
13 | 24614010 |
14 | 15764a06 |
15 | cda11b0 |
hex | 8c419ce |
147069390 has 64 divisors (see below), whose sum is σ = 381427200. Its totient is φ = 36077184.
The previous prime is 147069379. The next prime is 147069401. The reversal of 147069390 is 93960741.
It is an interprime number because it is at equal distance from previous prime (147069379) and next prime (147069401).
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 170781 + ... + 171639.
It is an arithmetic number, because the mean of its divisors is an integer number (5959800).
Almost surely, 2147069390 is an apocalyptic number.
147069390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 147069390, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190713600).
147069390 is an abundant number, since it is smaller than the sum of its proper divisors (234357810).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
147069390 is a wasteful number, since it uses less digits than its factorization.
147069390 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1321.
The product of its (nonzero) digits is 40824, while the sum is 39.
The square root of 147069390 is about 12127.2169107343. The cubic root of 147069390 is about 527.8462376527.
The spelling of 147069390 in words is "one hundred forty-seven million, sixty-nine thousand, three hundred ninety".
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