Base | Representation |
---|---|
bin | 10010011010001… |
… | …01001100100101 |
3 | 101202120120001011 |
4 | 21031011030211 |
5 | 304013032401 |
6 | 23153502221 |
7 | 3553404016 |
oct | 1115051445 |
9 | 352516034 |
10 | 154424101 |
11 | 7a194127 |
12 | 43871971 |
13 | 25cba810 |
14 | 1671b00d |
15 | d855451 |
hex | 9345325 |
154424101 has 16 divisors (see below), whose sum is σ = 173199600. Its totient is φ = 136700928.
The previous prime is 154424099. The next prime is 154424119. The reversal of 154424101 is 101424451.
It can be written as a sum of positive squares in 8 ways, for example, as 13432225 + 140991876 = 3665^2 + 11874^2 .
It is not a de Polignac number, because 154424101 - 21 = 154424099 is a prime.
It is a super-3 number, since 3×1544241013 (a number of 26 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (154424131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57885 + ... + 60493.
It is an arithmetic number, because the mean of its divisors is an integer number (10824975).
Almost surely, 2154424101 is an apocalyptic number.
It is an amenable number.
154424101 is a deficient number, since it is larger than the sum of its proper divisors (18775499).
154424101 is a wasteful number, since it uses less digits than its factorization.
154424101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2808.
The product of its (nonzero) digits is 640, while the sum is 22.
The square root of 154424101 is about 12426.7494140664. The cubic root of 154424101 is about 536.5024306582.
Adding to 154424101 its reverse (101424451), we get a palindrome (255848552).
The spelling of 154424101 in words is "one hundred fifty-four million, four hundred twenty-four thousand, one hundred one".
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