Base | Representation |
---|---|
bin | 100101011110011010… |
… | …0110100100100000001 |
3 | 21200201121101020000012 |
4 | 1022330310310210001 |
5 | 2304304201442341 |
6 | 100545405234305 |
7 | 5546206253432 |
oct | 1127464644401 |
9 | 250647336005 |
10 | 80477374721 |
11 | 3114841a847 |
12 | 1371b862995 |
13 | 7786cc7873 |
14 | 3c76321489 |
15 | 21603680eb |
hex | 12bcd34901 |
80477374721 has 8 divisors (see below), whose sum is σ = 81615837888. Its totient is φ = 79339050000.
The previous prime is 80477374711. The next prime is 80477374727. The reversal of 80477374721 is 12747377408.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 80477374721 - 230 = 79403632897 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 80477374721.
It is not an unprimeable number, because it can be changed into a prime (80477374727) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1874546 + ... + 1916996.
It is an arithmetic number, because the mean of its divisors is an integer number (10201979736).
Almost surely, 280477374721 is an apocalyptic number.
It is an amenable number.
80477374721 is a deficient number, since it is larger than the sum of its proper divisors (1138463167).
80477374721 is a wasteful number, since it uses less digits than its factorization.
80477374721 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69223.
The product of its (nonzero) digits is 1843968, while the sum is 50.
The spelling of 80477374721 in words is "eighty billion, four hundred seventy-seven million, three hundred seventy-four thousand, seven hundred twenty-one".
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