Base | Representation |
---|---|
bin | 101000110111101… |
… | …1000010010001010 |
3 | 10112120111001110200 |
4 | 1101233120102022 |
5 | 10302032442410 |
6 | 344025153030 |
7 | 45661331025 |
oct | 12157302212 |
9 | 3476431420 |
10 | 1371374730 |
11 | 644118150 |
12 | 32332b776 |
13 | 18b16844b |
14 | d01c01bc |
15 | 805dd3c0 |
hex | 51bd848a |
1371374730 has 96 divisors (see below), whose sum is σ = 3897548928. Its totient is φ = 331785600.
The previous prime is 1371374729. The next prime is 1371374743. The reversal of 1371374730 is 374731731.
It is a happy 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, 639460 + ... + 641600.
It is an arithmetic number, because the mean of its divisors is an integer number (40599468).
Almost surely, 21371374730 is an apocalyptic number.
1371374730 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 1371374730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1948774464).
1371374730 is an abundant number, since it is smaller than the sum of its proper divisors (2526174198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1371374730 is a wasteful number, since it uses less digits than its factorization.
1371374730 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2812 (or 2809 counting only the distinct ones).
The product of its (nonzero) digits is 37044, while the sum is 36.
The square root of 1371374730 is about 37032.0770413975. The cubic root of 1371374730 is about 1111.0119089840.
The spelling of 1371374730 in words is "one billion, three hundred seventy-one million, three hundred seventy-four thousand, seven hundred thirty".
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