Base | Representation |
---|---|
bin | 10010010111001… |
… | …11111011100110 |
3 | 101201212011000110 |
4 | 21023213323212 |
5 | 303413321321 |
6 | 23141353450 |
7 | 3550223202 |
oct | 1113477346 |
9 | 351764013 |
10 | 154042086 |
11 | 79a53110 |
12 | 43708886 |
13 | 25bb5983 |
14 | 1665bb02 |
15 | d7cc176 |
hex | 92e7ee6 |
154042086 has 32 divisors (see below), whose sum is σ = 350707968. Its totient is φ = 44649440.
The previous prime is 154042061. The next prime is 154042087. The reversal of 154042086 is 680240451.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (154042087) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49221 + ... + 52256.
It is an arithmetic number, because the mean of its divisors is an integer number (10959624).
Almost surely, 2154042086 is an apocalyptic number.
154042086 is an abundant number, since it is smaller than the sum of its proper divisors (196665882).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
154042086 is a wasteful number, since it uses less digits than its factorization.
154042086 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101516.
The product of its (nonzero) digits is 7680, while the sum is 30.
The square root of 154042086 is about 12411.3692234177. The cubic root of 154042086 is about 536.0596646844.
The spelling of 154042086 in words is "one hundred fifty-four million, forty-two thousand, eighty-six".
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