Base | Representation |
---|---|
bin | 10010000000001… |
… | …01101011111100 |
3 | 101112011112002000 |
4 | 21000011223330 |
5 | 302130040421 |
6 | 22552502300 |
7 | 3512430255 |
oct | 1100055374 |
9 | 345145060 |
10 | 151018236 |
11 | 78278266 |
12 | 426aa990 |
13 | 25397505 |
14 | 160b1b2c |
15 | d3d1226 |
hex | 9005afc |
151018236 has 96 divisors (see below), whose sum is σ = 413952000. Its totient is φ = 47537280.
The previous prime is 151018187. The next prime is 151018237. The reversal of 151018236 is 632810151.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (151018237) 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, 143440 + ... + 144488.
It is an arithmetic number, because the mean of its divisors is an integer number (4312000).
Almost surely, 2151018236 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 151018236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (206976000).
151018236 is an abundant number, since it is smaller than the sum of its proper divisors (262933764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151018236 is a wasteful number, since it uses less digits than its factorization.
151018236 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1136 (or 1128 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 27.
The square root of 151018236 is about 12288.9477173597. The cubic root of 151018236 is about 532.5288379542.
Adding to 151018236 its reverse (632810151), we get a palindrome (783828387).
The spelling of 151018236 in words is "one hundred fifty-one million, eighteen thousand, two hundred thirty-six".
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