Base | Representation |
---|---|
bin | 10100001101000010110… |
… | …100110100111011001010 |
3 | 11220201200200020020102101 |
4 | 110031002310310323022 |
5 | 140221413232044010 |
6 | 2541453051424014 |
7 | 202210510502035 |
oct | 24150264647312 |
9 | 4821620206371 |
10 | 1388395581130 |
11 | 4958a7123678 |
12 | 1a50b6a5500a |
13 | a0c046c752c |
14 | 4b2ad36201c |
15 | 261ae4cd73a |
hex | 14342d34eca |
1388395581130 has 16 divisors (see below), whose sum is σ = 2579728564224. Its totient is φ = 537443450640.
The previous prime is 1388395581121. The next prime is 1388395581197. The reversal of 1388395581130 is 311855938831.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2239347402 + ... + 2239348021.
It is an arithmetic number, because the mean of its divisors is an integer number (161233035264).
Almost surely, 21388395581130 is an apocalyptic number.
1388395581130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1388395581130 is a deficient number, since it is larger than the sum of its proper divisors (1191332983094).
1388395581130 is a wasteful number, since it uses less digits than its factorization.
1388395581130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4478695461.
The product of its (nonzero) digits is 3110400, while the sum is 55.
The spelling of 1388395581130 in words is "one trillion, three hundred eighty-eight billion, three hundred ninety-five million, five hundred eighty-one thousand, one hundred thirty".
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