Base | Representation |
---|---|
bin | 1001100101011… |
… | …01010000000101 |
3 | 12121021211000010 |
4 | 10302231100011 |
5 | 131040321123 |
6 | 11551140433 |
7 | 1664254311 |
oct | 462552005 |
9 | 177254003 |
10 | 80401413 |
11 | 41425854 |
12 | 22b14719 |
13 | 13871001 |
14 | a96cb41 |
15 | 70d2993 |
hex | 4cad405 |
80401413 has 8 divisors (see below), whose sum is σ = 107746848. Its totient is φ = 53328464.
The previous prime is 80401411. The next prime is 80401417. The reversal of 80401413 is 31410408.
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 80401413 - 21 = 80401411 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 80401413.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80401411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67431 + ... + 68612.
It is an arithmetic number, because the mean of its divisors is an integer number (13468356).
Almost surely, 280401413 is an apocalyptic number.
It is an amenable number.
80401413 is a deficient number, since it is larger than the sum of its proper divisors (27345435).
80401413 is a wasteful number, since it uses less digits than its factorization.
80401413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 136243.
The product of its (nonzero) digits is 384, while the sum is 21.
The square root of 80401413 is about 8966.6835006038. The cubic root of 80401413 is about 431.6064177196.
It can be divided in two parts, 8040 and 1413, that added together give a triangular number (9453 = T137).
The spelling of 80401413 in words is "eighty million, four hundred one thousand, four hundred thirteen".
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