Base | Representation |
---|---|
bin | 10010100001000… |
… | …10100111101010 |
3 | 101211021122010212 |
4 | 21100202213222 |
5 | 304231043200 |
6 | 23225141122 |
7 | 3564202130 |
oct | 1120424752 |
9 | 354248125 |
10 | 155331050 |
11 | 7a753576 |
12 | 4402a7a2 |
13 | 26247584 |
14 | 168b5750 |
15 | d984035 |
hex | 94229ea |
155331050 has 48 divisors (see below), whose sum is σ = 337900992. Its totient is φ = 52012800.
The previous prime is 155331041. The next prime is 155331053. The reversal of 155331050 is 50133551.
It is not an unprimeable number, because it can be changed into a prime (155331053) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9890 + ... + 20210.
It is an arithmetic number, because the mean of its divisors is an integer number (7039604).
Almost surely, 2155331050 is an apocalyptic number.
155331050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
155331050 is an abundant number, since it is smaller than the sum of its proper divisors (182569942).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155331050 is a wasteful number, since it uses less digits than its factorization.
155331050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10383 (or 10378 counting only the distinct ones).
The product of its (nonzero) digits is 1125, while the sum is 23.
The square root of 155331050 is about 12463.1877944609. The cubic root of 155331050 is about 537.5506928933.
The spelling of 155331050 in words is "one hundred fifty-five million, three hundred thirty-one thousand, fifty".
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