Base | Representation |
---|---|
bin | 10100011111010111011… |
… | …111111010010111000100 |
3 | 11222121110210200201120201 |
4 | 110133113133322113010 |
5 | 141032211330211430 |
6 | 2554505221540244 |
7 | 203505165406201 |
oct | 24372737722704 |
9 | 4877423621521 |
10 | 1408069772740 |
11 | 4a3182750a64 |
12 | 1a8a87874684 |
13 | a2a1b739227 |
14 | 4c218276ca8 |
15 | 2696183d8ca |
hex | 147d77fa5c4 |
1408069772740 has 48 divisors (see below), whose sum is σ = 2961135968112. Its totient is φ = 562430255616.
The previous prime is 1408069772693. The next prime is 1408069772777. The reversal of 1408069772740 is 472779608041.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 123605683776 + 1284464088964 = 351576^2 + 1133342^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97524802 + ... + 97539238.
It is an arithmetic number, because the mean of its divisors is an integer number (61690332669).
Almost surely, 21408069772740 is an apocalyptic number.
1408069772740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1408069772740 is an abundant number, since it is smaller than the sum of its proper divisors (1553066195372).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1408069772740 is a wasteful number, since it uses less digits than its factorization.
1408069772740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21016 (or 21014 counting only the distinct ones).
The product of its (nonzero) digits is 4741632, while the sum is 55.
The spelling of 1408069772740 in words is "one trillion, four hundred eight billion, sixty-nine million, seven hundred seventy-two thousand, seven hundred forty".
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