Base | Representation |
---|---|
bin | 10001100010100… |
… | …00010111100110 |
3 | 101020211222011222 |
4 | 20301100113212 |
5 | 300131123310 |
6 | 22333300342 |
7 | 3434403641 |
oct | 1061202746 |
9 | 336758158 |
10 | 147129830 |
11 | 76061901 |
12 | 413346b2 |
13 | 24635693 |
14 | 1577ca58 |
15 | cdb4055 |
hex | 8c505e6 |
147129830 has 16 divisors (see below), whose sum is σ = 265101984. Its totient is φ = 58792320.
The previous prime is 147129809. The next prime is 147129859. The reversal of 147129830 is 38921741.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3710 + ... + 17550.
It is an arithmetic number, because the mean of its divisors is an integer number (16568874).
Almost surely, 2147129830 is an apocalyptic number.
147129830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
147129830 is a deficient number, since it is larger than the sum of its proper divisors (117972154).
147129830 is a wasteful number, since it uses less digits than its factorization.
147129830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14911.
The product of its (nonzero) digits is 12096, while the sum is 35.
The square root of 147129830 is about 12129.7085702831. The cubic root of 147129830 is about 527.9185360811.
It can be divided in two parts, 14712 and 9830, that added together give a palindrome (24542).
The spelling of 147129830 in words is "one hundred forty-seven million, one hundred twenty-nine thousand, eight hundred thirty".
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