Base | Representation |
---|---|
bin | 10111100110000… |
… | …11000101101100 |
3 | 111210102221210120 |
4 | 23303003011230 |
5 | 401132300442 |
6 | 31350204540 |
7 | 4622250252 |
oct | 1363030554 |
9 | 453387716 |
10 | 197931372 |
11 | a17aa851 |
12 | 56353750 |
13 | 32011872 |
14 | 1c4045d2 |
15 | 1259b4ec |
hex | bcc316c |
197931372 has 48 divisors (see below), whose sum is σ = 469576800. Its totient is φ = 64880640.
The previous prime is 197931367. The next prime is 197931401. The reversal of 197931372 is 273139791.
197931372 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×1979313723 (a number of 26 digits) contains 333 as substring.
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, 257004 + ... + 257772.
It is an arithmetic number, because the mean of its divisors is an integer number (9782850).
Almost surely, 2197931372 is an apocalyptic number.
197931372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
197931372 is an abundant number, since it is smaller than the sum of its proper divisors (271645428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
197931372 is a wasteful number, since it uses less digits than its factorization.
197931372 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1106 (or 1104 counting only the distinct ones).
The product of its digits is 71442, while the sum is 42.
The square root of 197931372 is about 14068.8084783325. The cubic root of 197931372 is about 582.7803210321.
The spelling of 197931372 in words is "one hundred ninety-seven million, nine hundred thirty-one thousand, three hundred seventy-two".
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