Base | Representation |
---|---|
bin | 10011101001111… |
… | …00001011110110 |
3 | 102111020102011120 |
4 | 21310330023312 |
5 | 314201413300 |
6 | 24205444410 |
7 | 4041253104 |
oct | 1164741366 |
9 | 374212146 |
10 | 164872950 |
11 | 85080540 |
12 | 47270706 |
13 | 28208778 |
14 | 17c7ac74 |
15 | e71b3a0 |
hex | 9d3c2f6 |
164872950 has 48 divisors (see below), whose sum is σ = 446060736. Its totient is φ = 39968800.
The previous prime is 164872927. The next prime is 164872951. The reversal of 164872950 is 59278461.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (164872951) 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, 48312 + ... + 51611.
It is an arithmetic number, because the mean of its divisors is an integer number (9292932).
Almost surely, 2164872950 is an apocalyptic number.
164872950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
164872950 is an abundant number, since it is smaller than the sum of its proper divisors (281187786).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
164872950 is a wasteful number, since it uses less digits than its factorization.
164872950 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99949 (or 99944 counting only the distinct ones).
The product of its (nonzero) digits is 120960, while the sum is 42.
The square root of 164872950 is about 12840.2862117633. The cubic root of 164872950 is about 548.3398423936.
The spelling of 164872950 in words is "one hundred sixty-four million, eight hundred seventy-two thousand, nine hundred fifty".
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