Base | Representation |
---|---|
bin | 10010111100011… |
… | …10011001000110 |
3 | 102002000212210210 |
4 | 21132032121012 |
5 | 311140340324 |
6 | 23434100250 |
7 | 3636532260 |
oct | 1136163106 |
9 | 362025723 |
10 | 158918214 |
11 | 81783674 |
12 | 4527a686 |
13 | 26c02260 |
14 | 1716ab30 |
15 | de41d29 |
hex | 978e646 |
158918214 has 128 divisors (see below), whose sum is σ = 415457280. Its totient is φ = 39398400.
The previous prime is 158918213. The next prime is 158918251. The reversal of 158918214 is 412819851.
158918214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (158918213) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 693852 + ... + 694080.
It is an arithmetic number, because the mean of its divisors is an integer number (3245760).
Almost surely, 2158918214 is an apocalyptic number.
158918214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 158918214, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (207728640).
158918214 is an abundant number, since it is smaller than the sum of its proper divisors (256539066).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
158918214 is a wasteful number, since it uses less digits than its factorization.
158918214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 326.
The product of its digits is 23040, while the sum is 39.
The square root of 158918214 is about 12606.2767699270. The cubic root of 158918214 is about 541.6572475627.
The spelling of 158918214 in words is "one hundred fifty-eight million, nine hundred eighteen thousand, two hundred fourteen".
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