Base | Representation |
---|---|
bin | 11111011111010100100… |
… | …01011101011010000100 |
3 | 10211102202011020110222000 |
4 | 33233222101131122010 |
5 | 120211332103033430 |
6 | 2145014320505300 |
7 | 141112104524505 |
oct | 17575221353204 |
9 | 3742664213860 |
10 | 1081967236740 |
11 | 387950331065 |
12 | 15583877b230 |
13 | 7b04bb46060 |
14 | 3a52058cbac |
15 | 1d2277c4e60 |
hex | fbea45d684 |
1081967236740 has 384 divisors, whose sum is σ = 3770901388800. Its totient is φ = 255717181440.
The previous prime is 1081967236739. The next prime is 1081967236793. The reversal of 1081967236740 is 476327691801.
1081967236740 is a `hidden beast` number, since 10 + 81 + 96 + 72 + 367 + 40 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is an unprimeable number.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 36833299 + ... + 36862661.
It is an arithmetic number, because the mean of its divisors is an integer number (9820055700).
Almost surely, 21081967236740 is an apocalyptic number.
1081967236740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1081967236740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1885450694400).
1081967236740 is an abundant number, since it is smaller than the sum of its proper divisors (2688934152060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1081967236740 is a wasteful number, since it uses less digits than its factorization.
1081967236740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29604 (or 29596 counting only the distinct ones).
The product of its (nonzero) digits is 3048192, while the sum is 54.
The spelling of 1081967236740 in words is "one trillion, eighty-one billion, nine hundred sixty-seven million, two hundred thirty-six thousand, seven hundred forty".
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