Base | Representation |
---|---|
bin | 10100100111100… |
… | …001111111001010 |
3 | 220002212220101210 |
4 | 110213201333022 |
5 | 1202023012041 |
6 | 54153553550 |
7 | 11400106434 |
oct | 2447417712 |
9 | 802786353 |
10 | 345907146 |
11 | 16828a182 |
12 | 97a158b6 |
13 | 568822b0 |
14 | 33d23654 |
15 | 2057b016 |
hex | 149e1fca |
345907146 has 32 divisors (see below), whose sum is σ = 745738560. Its totient is φ = 106331904.
The previous prime is 345907129. The next prime is 345907151. The reversal of 345907146 is 641709543.
It is a Harshad number since it is a multiple of its sum of digits (39).
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, 161410 + ... + 163538.
It is an arithmetic number, because the mean of its divisors is an integer number (23304330).
Almost surely, 2345907146 is an apocalyptic number.
345907146 is an abundant number, since it is smaller than the sum of its proper divisors (399831414).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
345907146 is a wasteful number, since it uses less digits than its factorization.
345907146 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4230.
The product of its (nonzero) digits is 90720, while the sum is 39.
The square root of 345907146 is about 18598.5791392784. The cubic root of 345907146 is about 701.9720892143.
The spelling of 345907146 in words is "three hundred forty-five million, nine hundred seven thousand, one hundred forty-six".
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