Base | Representation |
---|---|
bin | 100101011101001110… |
… | …0011001011111100001 |
3 | 21200121211012012121220 |
4 | 1022322130121133201 |
5 | 2304213434333303 |
6 | 100541421005253 |
7 | 5545212525414 |
oct | 1127234313741 |
9 | 250554165556 |
10 | 80437417953 |
11 | 31127909722 |
12 | 1370a3b3829 |
13 | 777b9478c9 |
14 | 3c70cbdb7b |
15 | 215bac4053 |
hex | 12ba7197e1 |
80437417953 has 16 divisors (see below), whose sum is σ = 112015469760. Its totient is φ = 51291285696.
The previous prime is 80437417903. The next prime is 80437417969. The reversal of 80437417953 is 35971473408.
It is a happy number.
It is not a de Polignac number, because 80437417953 - 234 = 63257548769 is a prime.
It is a super-3 number, since 3×804374179533 (a number of 34 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 80437417896 and 80437417905.
It is not an unprimeable number, because it can be changed into a prime (80437417903) 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, 6134650 + ... + 6147747.
It is an arithmetic number, because the mean of its divisors is an integer number (7000966860).
Almost surely, 280437417953 is an apocalyptic number.
It is an amenable number.
80437417953 is a deficient number, since it is larger than the sum of its proper divisors (31578051807).
80437417953 is a wasteful number, since it uses less digits than its factorization.
80437417953 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12282496.
The product of its (nonzero) digits is 2540160, while the sum is 51.
The spelling of 80437417953 in words is "eighty billion, four hundred thirty-seven million, four hundred seventeen thousand, nine hundred fifty-three".
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