Base | Representation |
---|---|
bin | 11111101001101000… |
… | …01000110110010000 |
3 | 1121212012211201110222 |
4 | 33310310020312100 |
5 | 234300001212240 |
6 | 11450042012212 |
7 | 1141040255531 |
oct | 176464106620 |
9 | 47765751428 |
10 | 16992210320 |
11 | 722a729128 |
12 | 33627a7068 |
13 | 17aa4c6927 |
14 | b72a52688 |
15 | 696b88eb5 |
hex | 3f4d08d90 |
16992210320 has 40 divisors (see below), whose sum is σ = 39772063800. Its totient is φ = 6751262720.
The previous prime is 16992210281. The next prime is 16992210329. The reversal of 16992210320 is 2301229961.
It can be written as a sum of positive squares in 4 ways, for example, as 635846656 + 16356363664 = 25216^2 + 127892^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is a super-2 number, since 2×169922103202 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (16992210329) 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, 700841 + ... + 724680.
It is an arithmetic number, because the mean of its divisors is an integer number (994301595).
Almost surely, 216992210320 is an apocalyptic number.
16992210320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
16992210320 is an abundant number, since it is smaller than the sum of its proper divisors (22779853480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16992210320 is a wasteful number, since it uses less digits than its factorization.
16992210320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1425683 (or 1425677 counting only the distinct ones).
The product of its (nonzero) digits is 11664, while the sum is 35.
The spelling of 16992210320 in words is "sixteen billion, nine hundred ninety-two million, two hundred ten thousand, three hundred twenty".
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