Base | Representation |
---|---|
bin | 10100000110001101101… |
… | …100111011100010111110 |
3 | 11220000202120112222212211 |
4 | 110012031230323202332 |
5 | 140111403314231320 |
6 | 2534241232451034 |
7 | 201531000120250 |
oct | 24061554734276 |
9 | 4800676488784 |
10 | 1381061867710 |
11 | 492783469198 |
12 | 1a37aa9a9a7a |
13 | a030621b535 |
14 | 4abb5377cd0 |
15 | 25dd074655a |
hex | 1418db3b8be |
1381061867710 has 64 divisors (see below), whose sum is σ = 2865087106560. Its totient is φ = 469507927680.
The previous prime is 1381061867683. The next prime is 1381061867719. The reversal of 1381061867710 is 177681601831.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1381061867719) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7665765 + ... + 7843855.
It is an arithmetic number, because the mean of its divisors is an integer number (44766986040).
Almost surely, 21381061867710 is an apocalyptic number.
1381061867710 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1381061867710 is an abundant number, since it is smaller than the sum of its proper divisors (1484025238850).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1381061867710 is a wasteful number, since it uses less digits than its factorization.
1381061867710 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 179041.
The product of its (nonzero) digits is 338688, while the sum is 49.
The spelling of 1381061867710 in words is "one trillion, three hundred eighty-one billion, sixty-one million, eight hundred sixty-seven thousand, seven hundred ten".
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