Base | Representation |
---|---|
bin | 1011100101000110111… |
… | …11011000001101100001 |
3 | 1102000222221020021202102 |
4 | 11302203133120031201 |
5 | 23004324223344243 |
6 | 502441123100145 |
7 | 40513556242262 |
oct | 5624337301541 |
9 | 1360887207672 |
10 | 397879903073 |
11 | 143815918184 |
12 | 65141211655 |
13 | 2b69b334c13 |
14 | 153867a4969 |
15 | a53a7119b8 |
hex | 5ca37d8361 |
397879903073 has 16 divisors (see below), whose sum is σ = 411702942720. Its totient is φ = 384119323200.
The previous prime is 397879903061. The next prime is 397879903093. The reversal of 397879903073 is 370309978793.
It is a cyclic number.
It is not a de Polignac number, because 397879903073 - 28 = 397879902817 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (397879903093) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50189036 + ... + 50196962.
It is an arithmetic number, because the mean of its divisors is an integer number (25731433920).
Almost surely, 2397879903073 is an apocalyptic number.
It is an amenable number.
397879903073 is a deficient number, since it is larger than the sum of its proper divisors (13823039647).
397879903073 is a wasteful number, since it uses less digits than its factorization.
397879903073 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11648.
The product of its (nonzero) digits is 54010152, while the sum is 65.
The spelling of 397879903073 in words is "three hundred ninety-seven billion, eight hundred seventy-nine million, nine hundred three thousand, seventy-three".
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