Base | Representation |
---|---|
bin | 111010101111000… |
… | …000001101001101 |
3 | 2112200012111212112 |
4 | 322233000031031 |
5 | 4004230301031 |
6 | 241440313405 |
7 | 33263522465 |
oct | 7257001515 |
9 | 2480174775 |
10 | 985400141 |
11 | 466261790 |
12 | 236012865 |
13 | 1291c7a0b |
14 | 94c2aba5 |
15 | 5b79a62b |
hex | 3abc034d |
985400141 has 4 divisors (see below), whose sum is σ = 1074981984. Its totient is φ = 895818300.
The previous prime is 985400093. The next prime is 985400149. The reversal of 985400141 is 141004589.
985400141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 141004589 = 11 ⋅12818599.
It is a cyclic number.
It is not a de Polignac number, because 985400141 - 218 = 985137997 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 985400098 and 985400107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (985400149) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44790905 + ... + 44790926.
It is an arithmetic number, because the mean of its divisors is an integer number (268745496).
Almost surely, 2985400141 is an apocalyptic number.
It is an amenable number.
985400141 is a deficient number, since it is larger than the sum of its proper divisors (89581843).
985400141 is a wasteful number, since it uses less digits than its factorization.
985400141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 89581842.
The product of its (nonzero) digits is 5760, while the sum is 32.
The square root of 985400141 is about 31391.0837818639. The cubic root of 985400141 is about 995.1095023547.
The spelling of 985400141 in words is "nine hundred eighty-five million, four hundred thousand, one hundred forty-one".
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