Base | Representation |
---|---|
bin | 10110110000000… |
… | …111101011000101 |
3 | 222121021000220222 |
4 | 112300013223011 |
5 | 1240204304333 |
6 | 101513234125 |
7 | 12313336106 |
oct | 2660075305 |
9 | 877230828 |
10 | 381713093 |
11 | 186515773 |
12 | a7a02945 |
13 | 6110ab48 |
14 | 389a43ad |
15 | 237a0298 |
hex | 16c07ac5 |
381713093 has 4 divisors (see below), whose sum is σ = 381858048. Its totient is φ = 381568140.
The previous prime is 381713089. The next prime is 381713113. The reversal of 381713093 is 390317183.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 381713093 - 22 = 381713089 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (381713063) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68453 + ... + 73818.
It is an arithmetic number, because the mean of its divisors is an integer number (95464512).
Almost surely, 2381713093 is an apocalyptic number.
It is an amenable number.
381713093 is a deficient number, since it is larger than the sum of its proper divisors (144955).
381713093 is a wasteful number, since it uses less digits than its factorization.
381713093 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 144954.
The product of its (nonzero) digits is 13608, while the sum is 35.
The square root of 381713093 is about 19537.4791874489. The cubic root of 381713093 is about 725.4024514665.
The spelling of 381713093 in words is "three hundred eighty-one million, seven hundred thirteen thousand, ninety-three".
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