Base | Representation |
---|---|
bin | 10010011000101… |
… | …01100100001111 |
3 | 101202012122102110 |
4 | 21030111210033 |
5 | 303440312012 |
6 | 23145355103 |
7 | 3551632152 |
oct | 1114254417 |
9 | 352178373 |
10 | 154229007 |
11 | 7a070599 |
12 | 43798a93 |
13 | 25c4ca8a |
14 | 166a9c99 |
15 | d81773c |
hex | 931590f |
154229007 has 16 divisors (see below), whose sum is σ = 216672768. Its totient is φ = 97389600.
The previous prime is 154228939. The next prime is 154229017. The reversal of 154229007 is 700922451.
It is not a de Polignac number, because 154229007 - 212 = 154224911 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (154229017) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3744 + ... + 17957.
It is an arithmetic number, because the mean of its divisors is an integer number (13542048).
Almost surely, 2154229007 is an apocalyptic number.
154229007 is a deficient number, since it is larger than the sum of its proper divisors (62443761).
154229007 is a wasteful number, since it uses less digits than its factorization.
154229007 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21830.
The product of its (nonzero) digits is 5040, while the sum is 30.
The square root of 154229007 is about 12418.8971732598. The cubic root of 154229007 is about 536.2764026535.
The spelling of 154229007 in words is "one hundred fifty-four million, two hundred twenty-nine thousand, seven".
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