Base | Representation |
---|---|
bin | 10001110000110… |
… | …00001110110010 |
3 | 101101100211111222 |
4 | 20320120032302 |
5 | 301120401132 |
6 | 22441305042 |
7 | 3456311465 |
oct | 1070301662 |
9 | 341324458 |
10 | 148997042 |
11 | 77117757 |
12 | 41a95182 |
13 | 24b3a53c |
14 | 15b072dc |
15 | d132412 |
hex | 8e183b2 |
148997042 has 8 divisors (see below), whose sum is σ = 225202032. Its totient is φ = 73929700.
The previous prime is 148997033. The next prime is 148997047. The reversal of 148997042 is 240799841.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 148996984 and 148997002.
It is not an unprimeable number, because it can be changed into a prime (148997047) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284084 + ... + 284607.
It is an arithmetic number, because the mean of its divisors is an integer number (28150254).
Almost surely, 2148997042 is an apocalyptic number.
148997042 is a deficient number, since it is larger than the sum of its proper divisors (76204990).
148997042 is a wasteful number, since it uses less digits than its factorization.
148997042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 568824.
The product of its (nonzero) digits is 145152, while the sum is 44.
The square root of 148997042 is about 12206.4344507313. The cubic root of 148997042 is about 530.1424110009.
The spelling of 148997042 in words is "one hundred forty-eight million, nine hundred ninety-seven thousand, forty-two".
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