Base | Representation |
---|---|
bin | 10010100011101… |
… | …10110111101100 |
3 | 101211221011111222 |
4 | 21101312313230 |
5 | 304323114030 |
6 | 23240402512 |
7 | 3600140204 |
oct | 1121666754 |
9 | 354834458 |
10 | 155676140 |
11 | 7a969874 |
12 | 44176438 |
13 | 26338679 |
14 | 16965404 |
15 | da013e5 |
hex | 9476dec |
155676140 has 24 divisors (see below), whose sum is σ = 346151232. Its totient is φ = 58607360.
The previous prime is 155676137. The next prime is 155676163. The reversal of 155676140 is 41676551.
It is a self number, because there is not a number n which added to its sum of digits gives 155676140.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 228596 + ... + 229275.
It is an arithmetic number, because the mean of its divisors is an integer number (14422968).
Almost surely, 2155676140 is an apocalyptic number.
155676140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
155676140 is an abundant number, since it is smaller than the sum of its proper divisors (190475092).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155676140 is a wasteful number, since it uses less digits than its factorization.
155676140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 457897 (or 457895 counting only the distinct ones).
The product of its (nonzero) digits is 25200, while the sum is 35.
The square root of 155676140 is about 12477.0244850285. The cubic root of 155676140 is about 537.9484802082.
The spelling of 155676140 in words is "one hundred fifty-five million, six hundred seventy-six thousand, one hundred forty".
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