Base | Representation |
---|---|
bin | 10001101100111… |
… | …10111110100110 |
3 | 101100102121020110 |
4 | 20312132332212 |
5 | 301004003030 |
6 | 22422513450 |
7 | 3452142513 |
oct | 1066367646 |
9 | 340377213 |
10 | 148500390 |
11 | 769085a5 |
12 | 41895886 |
13 | 249c546c |
14 | 15a1830a |
15 | d0851b0 |
hex | 8d9efa6 |
148500390 has 32 divisors (see below), whose sum is σ = 375160320. Its totient is φ = 37515744.
The previous prime is 148500379. The next prime is 148500427. The reversal of 148500390 is 93005841.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129694 + ... + 130833.
It is an arithmetic number, because the mean of its divisors is an integer number (11723760).
Almost surely, 2148500390 is an apocalyptic number.
148500390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
148500390 is an abundant number, since it is smaller than the sum of its proper divisors (226659930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
148500390 is a wasteful number, since it uses less digits than its factorization.
148500390 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 260556.
The product of its (nonzero) digits is 4320, while the sum is 30.
The square root of 148500390 is about 12186.0736088373. The cubic root of 148500390 is about 529.5527138796.
The spelling of 148500390 in words is "one hundred forty-eight million, five hundred thousand, three hundred ninety".
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