Base | Representation |
---|---|
bin | 10111101010101… |
… | …000100110111100 |
3 | 1000200010100102112 |
4 | 113222220212330 |
5 | 1303121133343 |
6 | 103222113152 |
7 | 12560614010 |
oct | 2752504674 |
9 | 1020110375 |
10 | 397052348 |
11 | 194142340 |
12 | b0b7b7b8 |
13 | 6434ba24 |
14 | 3aa38540 |
15 | 24cd0218 |
hex | 17aa89bc |
397052348 has 72 divisors (see below), whose sum is σ = 914546304. Its totient is φ = 146512800.
The previous prime is 397052347. The next prime is 397052363. The reversal of 397052348 is 843250793.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (397052347) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 109403 + ... + 112973.
It is an arithmetic number, because the mean of its divisors is an integer number (12702032).
Almost surely, 2397052348 is an apocalyptic number.
397052348 is a gapful number since it is divisible by the number (38) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 397052348, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (457273152).
397052348 is an abundant number, since it is smaller than the sum of its proper divisors (517493956).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
397052348 is a wasteful number, since it uses less digits than its factorization.
397052348 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3631 (or 3610 counting only the distinct ones).
The product of its (nonzero) digits is 181440, while the sum is 41.
The square root of 397052348 is about 19926.1724372746. The cubic root of 397052348 is about 734.9919619032.
The spelling of 397052348 in words is "three hundred ninety-seven million, fifty-two thousand, three hundred forty-eight".
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