Base | Representation |
---|---|
bin | 10001111101000… |
… | …10010111011101 |
3 | 101111101212000210 |
4 | 20332202113131 |
5 | 302024031141 |
6 | 22540043033 |
7 | 3506114232 |
oct | 1076422735 |
9 | 344355023 |
10 | 150611421 |
11 | 7801a654 |
12 | 42533479 |
13 | 252842ac |
14 | 16007789 |
15 | d350916 |
hex | 8fa25dd |
150611421 has 8 divisors (see below), whose sum is σ = 201579840. Its totient is φ = 100025312.
The previous prime is 150611401. The next prime is 150611431. The reversal of 150611421 is 124116051.
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 150611421 - 29 = 150610909 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (150611401) 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, 94656 + ... + 96233.
It is an arithmetic number, because the mean of its divisors is an integer number (25197480).
Almost surely, 2150611421 is an apocalyptic number.
It is an amenable number.
150611421 is a deficient number, since it is larger than the sum of its proper divisors (50968419).
150611421 is a wasteful number, since it uses less digits than its factorization.
150611421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 191155.
The product of its (nonzero) digits is 240, while the sum is 21.
The square root of 150611421 is about 12272.3844871321. The cubic root of 150611421 is about 532.0502301019.
Adding to 150611421 its reverse (124116051), we get a palindrome (274727472).
The spelling of 150611421 in words is "one hundred fifty million, six hundred eleven thousand, four hundred twenty-one".
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