Base | Representation |
---|---|
bin | 10111100010011… |
… | …01110011011010 |
3 | 111202112112210220 |
4 | 23301031303122 |
5 | 401021412340 |
6 | 31332020510 |
7 | 4615206543 |
oct | 1361156332 |
9 | 452475726 |
10 | 197450970 |
11 | a1501922 |
12 | 56161736 |
13 | 31ba3cc2 |
14 | 1c31b4ca |
15 | 12503ed0 |
hex | bc4dcda |
197450970 has 32 divisors (see below), whose sum is σ = 482827392. Its totient is φ = 51659712.
The previous prime is 197450959. The next prime is 197450987. The reversal of 197450970 is 79054791.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60502 + ... + 63681.
It is an arithmetic number, because the mean of its divisors is an integer number (15088356).
Almost surely, 2197450970 is an apocalyptic number.
197450970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
197450970 is an abundant number, since it is smaller than the sum of its proper divisors (285376422).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
197450970 is a wasteful number, since it uses less digits than its factorization.
197450970 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 124246.
The product of its (nonzero) digits is 79380, while the sum is 42.
The square root of 197450970 is about 14051.7248051618. The cubic root of 197450970 is about 582.3084476411.
The spelling of 197450970 in words is "one hundred ninety-seven million, four hundred fifty thousand, nine hundred seventy".
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