Base | Representation |
---|---|
bin | 10111101100000… |
… | …000110000111000 |
3 | 1000200210200202000 |
4 | 113230000300320 |
5 | 1303214212212 |
6 | 103233541000 |
7 | 12563646513 |
oct | 2754006070 |
9 | 1020720660 |
10 | 397413432 |
11 | 194369659 |
12 | b1114760 |
13 | 644471a0 |
14 | 3aacdd7a |
15 | 24d521dc |
hex | 17b00c38 |
397413432 has 64 divisors (see below), whose sum is σ = 1188852000. Its totient is φ = 122280192.
The previous prime is 397413431. The next prime is 397413433. The reversal of 397413432 is 234314793.
It is an interprime number because it is at equal distance from previous prime (397413431) and next prime (397413433).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (397413431) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67957 + ... + 73572.
Almost surely, 2397413432 is an apocalyptic number.
It is an amenable number.
397413432 is an abundant number, since it is smaller than the sum of its proper divisors (791438568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
397413432 is a wasteful number, since it uses less digits than its factorization.
397413432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 141557 (or 141547 counting only the distinct ones).
The product of its digits is 54432, while the sum is 36.
The square root of 397413432 is about 19935.2309241704. The cubic root of 397413432 is about 735.2146977959.
The spelling of 397413432 in words is "three hundred ninety-seven million, four hundred thirteen thousand, four hundred thirty-two".
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