Base | Representation |
---|---|
bin | 101001010101100… |
… | …0000001010111100 |
3 | 10120122220010121220 |
4 | 1102223000022330 |
5 | 10320033121404 |
6 | 345344153340 |
7 | 46241226126 |
oct | 12253001274 |
9 | 3518803556 |
10 | 1387004604 |
11 | 651a230a7 |
12 | 328608850 |
13 | 19147b6ab |
14 | d22cc216 |
15 | 81b794d9 |
hex | 52ac02bc |
1387004604 has 48 divisors (see below), whose sum is σ = 3486013440. Its totient is φ = 427965120.
The previous prime is 1387004537. The next prime is 1387004609. The reversal of 1387004604 is 4064007831.
It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1387004609) 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 15 ways as a sum of consecutive naturals, for example, 72499 + ... + 89610.
It is an arithmetic number, because the mean of its divisors is an integer number (72625280).
Almost surely, 21387004604 is an apocalyptic number.
It is an amenable number.
1387004604 is an abundant number, since it is smaller than the sum of its proper divisors (2099008836).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1387004604 is a wasteful number, since it uses less digits than its factorization.
1387004604 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 162170 (or 162168 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 33.
The square root of 1387004604 is about 37242.5107102086. The cubic root of 1387004604 is about 1115.2167941646.
The spelling of 1387004604 in words is "one billion, three hundred eighty-seven million, four thousand, six hundred four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •