Base | Representation |
---|---|
bin | 10111100101110… |
… | …01101000000100 |
3 | 111210100222122000 |
4 | 23302321220010 |
5 | 401130030422 |
6 | 31345305300 |
7 | 4622026251 |
oct | 1362715004 |
9 | 453328560 |
10 | 197892612 |
11 | a1783715 |
12 | 56335230 |
13 | 31cca028 |
14 | 1c3d4428 |
15 | 1258ecac |
hex | bcb9a04 |
197892612 has 48 divisors (see below), whose sum is σ = 514113600. Its totient is φ = 65828160.
The previous prime is 197892593. The next prime is 197892683. The reversal of 197892612 is 216298791.
197892612 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×1978926122 = 78322971768365088, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60064 + ... + 63272.
It is an arithmetic number, because the mean of its divisors is an integer number (10710700).
Almost surely, 2197892612 is an apocalyptic number.
197892612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
197892612 is an abundant number, since it is smaller than the sum of its proper divisors (316220988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
197892612 is a wasteful number, since it uses less digits than its factorization.
197892612 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3793 (or 3785 counting only the distinct ones).
The product of its digits is 108864, while the sum is 45.
The square root of 197892612 is about 14067.4308955118. The cubic root of 197892612 is about 582.7422774758.
The spelling of 197892612 in words is "one hundred ninety-seven million, eight hundred ninety-two thousand, six hundred twelve".
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