Base | Representation |
---|---|
bin | 10001110000000… |
… | …01011110010101 |
3 | 101101012002122122 |
4 | 20320001132111 |
5 | 301104410304 |
6 | 22435305325 |
7 | 3455442644 |
oct | 1070013625 |
9 | 341162578 |
10 | 148903829 |
11 | 77063718 |
12 | 41a4b245 |
13 | 24b06c99 |
14 | 15ac135b |
15 | d1149be |
hex | 8e01795 |
148903829 has 8 divisors (see below), whose sum is σ = 151006680. Its totient is φ = 146814976.
The previous prime is 148903823. The next prime is 148903877. The reversal of 148903829 is 928309841.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 43533604 + 105370225 = 6598^2 + 10265^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 148903829 - 212 = 148899733 is a prime.
It is a super-2 number, since 2×1489038292 = 44344700581722482, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 148903829.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148903823) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18917 + ... + 25605.
It is an arithmetic number, because the mean of its divisors is an integer number (18875835).
Almost surely, 2148903829 is an apocalyptic number.
It is an amenable number.
148903829 is a deficient number, since it is larger than the sum of its proper divisors (2102851).
148903829 is a wasteful number, since it uses less digits than its factorization.
148903829 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6999.
The product of its (nonzero) digits is 124416, while the sum is 44.
The square root of 148903829 is about 12202.6156622259. The cubic root of 148903829 is about 530.0318350404.
The spelling of 148903829 in words is "one hundred forty-eight million, nine hundred three thousand, eight hundred twenty-nine".
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