Base | Representation |
---|---|
bin | 10010000001101… |
… | …01010001011000 |
3 | 101112112102102211 |
4 | 21000311101120 |
5 | 302202310034 |
6 | 23001004504 |
7 | 3514201435 |
oct | 1100652130 |
9 | 345472384 |
10 | 151213144 |
11 | 783a0745 |
12 | 42783734 |
13 | 25435144 |
14 | 16122b8c |
15 | d41dd64 |
hex | 9035458 |
151213144 has 32 divisors (see below), whose sum is σ = 290093040. Its totient is φ = 73872000.
The previous prime is 151213141. The next prime is 151213159. The reversal of 151213144 is 441312151.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (151213141) 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, 78594 + ... + 80494.
Almost surely, 2151213144 is an apocalyptic number.
It is an amenable number.
151213144 is a deficient number, since it is larger than the sum of its proper divisors (138879896).
151213144 is a wasteful number, since it uses less digits than its factorization.
151213144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2131 (or 2127 counting only the distinct ones).
The product of its digits is 480, while the sum is 22.
The square root of 151213144 is about 12296.8753754765. The cubic root of 151213144 is about 532.7578379133.
Adding to 151213144 its reverse (441312151), we get a palindrome (592525295).
The spelling of 151213144 in words is "one hundred fifty-one million, two hundred thirteen thousand, one hundred forty-four".
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