Base | Representation |
---|---|
bin | 10001011000011… |
… | …10011001100010 |
3 | 101011100222010222 |
4 | 20230032121202 |
5 | 244311423132 |
6 | 22245123042 |
7 | 3420242036 |
oct | 1054163142 |
9 | 334328128 |
10 | 145811042 |
11 | 75340aa3 |
12 | 409b9482 |
13 | 24293330 |
14 | 155181c6 |
15 | cc03412 |
hex | 8b0e662 |
145811042 has 16 divisors (see below), whose sum is σ = 243140352. Its totient is φ = 65126160.
The previous prime is 145811033. The next prime is 145811051. The reversal of 145811042 is 240118541.
145811042 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (145811033) and next prime (145811051).
It is a Harshad number since it is a multiple of its sum of digits (26).
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, 89648 + ... + 91259.
It is an arithmetic number, because the mean of its divisors is an integer number (15196272).
Almost surely, 2145811042 is an apocalyptic number.
145811042 is a deficient number, since it is larger than the sum of its proper divisors (97329310).
145811042 is a wasteful number, since it uses less digits than its factorization.
145811042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 180953.
The product of its (nonzero) digits is 1280, while the sum is 26.
The square root of 145811042 is about 12075.2243043349. The cubic root of 145811042 is about 526.3364793758.
Adding to 145811042 its reverse (240118541), we get a palindrome (385929583).
The spelling of 145811042 in words is "one hundred forty-five million, eight hundred eleven thousand, forty-two".
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