Base | Representation |
---|---|
bin | 101001010110010… |
… | …0011011100000001 |
3 | 10120200122210101001 |
4 | 1102230203130001 |
5 | 10320134124301 |
6 | 345401012001 |
7 | 46244541421 |
oct | 12254433401 |
9 | 3520583331 |
10 | 1387411201 |
11 | 652180630 |
12 | 328784001 |
13 | 191591797 |
14 | d2396481 |
15 | 81c09c01 |
hex | 52b23701 |
1387411201 has 4 divisors (see below), whose sum is σ = 1513539504. Its totient is φ = 1261282900.
The previous prime is 1387411171. The next prime is 1387411219. The reversal of 1387411201 is 1021147831.
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 1387411201 - 27 = 1387411073 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1387411201.
It is not an unprimeable number, because it can be changed into a prime (1387411261) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63064135 + ... + 63064156.
It is an arithmetic number, because the mean of its divisors is an integer number (378384876).
Almost surely, 21387411201 is an apocalyptic number.
1387411201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1387411201 is a deficient number, since it is larger than the sum of its proper divisors (126128303).
1387411201 is a wasteful number, since it uses less digits than its factorization.
1387411201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 126128302.
The product of its (nonzero) digits is 1344, while the sum is 28.
The square root of 1387411201 is about 37247.9690855757. The cubic root of 1387411201 is about 1115.3257578744.
The spelling of 1387411201 in words is "one billion, three hundred eighty-seven million, four hundred eleven thousand, two hundred one".
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