Base | Representation |
---|---|
bin | 10001111101111… |
… | …11100001011000 |
3 | 101111121220211201 |
4 | 20332333201120 |
5 | 302041341330 |
6 | 22542403544 |
7 | 3510122341 |
oct | 1076774130 |
9 | 344556751 |
10 | 150730840 |
11 | 780a1347 |
12 | 425905b4 |
13 | 252c6760 |
14 | 160390c8 |
15 | d375eca |
hex | 8fbf858 |
150730840 has 128 divisors (see below), whose sum is σ = 394632000. Its totient is φ = 51492864.
The previous prime is 150730837. The next prime is 150730841. The reversal of 150730840 is 48037051.
It is a super-2 number, since 2×1507308402 = 45439572254211200, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 150730799 and 150730808.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (150730841) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2554731 + ... + 2554789.
Almost surely, 2150730840 is an apocalyptic number.
150730840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 150730840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197316000).
150730840 is an abundant number, since it is smaller than the sum of its proper divisors (243901160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
150730840 is a wasteful number, since it uses less digits than its factorization.
150730840 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 134 (or 96 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 28.
The square root of 150730840 is about 12277.2488774969. The cubic root of 150730840 is about 532.1908128915.
Adding to 150730840 its reverse (48037051), we get a palindrome (198767891).
The spelling of 150730840 in words is "one hundred fifty million, seven hundred thirty thousand, eight hundred forty".
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