Base | Representation |
---|---|
bin | 10001100010011… |
… | …10001101110000 |
3 | 101020211112002020 |
4 | 20301032031300 |
5 | 300130333013 |
6 | 22333151440 |
7 | 3434336136 |
oct | 1061161560 |
9 | 336745066 |
10 | 147121008 |
11 | 76056211 |
12 | 4132b580 |
13 | 24631668 |
14 | 15779756 |
15 | cdb1623 |
hex | 8c4e370 |
147121008 has 40 divisors (see below), whose sum is σ = 380499456. Its totient is φ = 48984000.
The previous prime is 147121003. The next prime is 147121019. The reversal of 147121008 is 800121741.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (147121003) 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, 74433 + ... + 76383.
Almost surely, 2147121008 is an apocalyptic number.
It is an amenable number.
147121008 is an abundant number, since it is smaller than the sum of its proper divisors (233378448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
147121008 is a wasteful number, since it uses less digits than its factorization.
147121008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3533 (or 3527 counting only the distinct ones).
The product of its (nonzero) digits is 448, while the sum is 24.
The square root of 147121008 is about 12129.3449122366. The cubic root of 147121008 is about 527.9079844243.
Adding to 147121008 its reverse (800121741), we get a palindrome (947242749).
The spelling of 147121008 in words is "one hundred forty-seven million, one hundred twenty-one thousand, eight".
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