Base | Representation |
---|---|
bin | 10111000101100… |
… | …111001110010010 |
3 | 222222212021200000 |
4 | 113011213032102 |
5 | 1243130103341 |
6 | 102234110430 |
7 | 12412253361 |
oct | 2705471622 |
9 | 888767600 |
10 | 387347346 |
11 | 189713881 |
12 | a987b416 |
13 | 62331519 |
14 | 3962d7d8 |
15 | 240148b6 |
hex | 17167392 |
387347346 has 96 divisors (see below), whose sum is σ = 930279168. Its totient is φ = 120372480.
The previous prime is 387347341. The next prime is 387347353. The reversal of 387347346 is 643743783.
It is a super-3 number, since 3×3873473463 (a number of 27 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (387347341) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1429191 + ... + 1429461.
It is an arithmetic number, because the mean of its divisors is an integer number (9690408).
Almost surely, 2387347346 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 387347346, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (465139584).
387347346 is an abundant number, since it is smaller than the sum of its proper divisors (542931822).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
387347346 is a wasteful number, since it uses less digits than its factorization.
387347346 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 478 (or 466 counting only the distinct ones).
The product of its digits is 1016064, while the sum is 45.
The square root of 387347346 is about 19681.1418876040. The cubic root of 387347346 is about 728.9541199597.
The spelling of 387347346 in words is "three hundred eighty-seven million, three hundred forty-seven thousand, three hundred forty-six".
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