Base | Representation |
---|---|
bin | 10100011100010… |
… | …101111000010011 |
3 | 212220100212211200 |
4 | 110130111320103 |
5 | 1200300131341 |
6 | 54011042243 |
7 | 11333142054 |
oct | 2434257023 |
9 | 786325750 |
10 | 342973971 |
11 | 16666646a |
12 | 96a40383 |
13 | 560961a2 |
14 | 3379c72b |
15 | 2019bdb6 |
hex | 14715e13 |
342973971 has 24 divisors (see below), whose sum is σ = 505945440. Its totient is φ = 223806336.
The previous prime is 342973957. The next prime is 342973973. The reversal of 342973971 is 179379243.
It is not a de Polignac number, because 342973971 - 222 = 338779667 is a prime.
It is a super-2 number, since 2×3429739712 = 235262289567017682, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (342973973) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 399775 + ... + 400631.
It is an arithmetic number, because the mean of its divisors is an integer number (21081060).
Almost surely, 2342973971 is an apocalyptic number.
342973971 is a deficient number, since it is larger than the sum of its proper divisors (162971469).
342973971 is a wasteful number, since it uses less digits than its factorization.
342973971 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1755 (or 1752 counting only the distinct ones).
The product of its digits is 285768, while the sum is 45.
The square root of 342973971 is about 18519.5564471723. The cubic root of 342973971 is about 699.9822927494.
The spelling of 342973971 in words is "three hundred forty-two million, nine hundred seventy-three thousand, nine hundred seventy-one".
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