Base | Representation |
---|---|
bin | 100001000001111… |
… | …011110010001001 |
3 | 1102121201222221122 |
4 | 201001323302021 |
5 | 2113330431040 |
6 | 130553245025 |
7 | 16506145445 |
oct | 4101736211 |
9 | 1377658848 |
10 | 554155145 |
11 | 264895a65 |
12 | 135703775 |
13 | 8aa6686b |
14 | 53851825 |
15 | 339b41b5 |
hex | 2107bc89 |
554155145 has 16 divisors (see below), whose sum is σ = 680037120. Its totient is φ = 433315584.
The previous prime is 554155111. The next prime is 554155193. The reversal of 554155145 is 541551455.
It is a cyclic number.
It is not a de Polignac number, because 554155145 - 210 = 554154121 is a prime.
It is an unprimeable number.
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, 294929 + ... + 296801.
It is an arithmetic number, because the mean of its divisors is an integer number (42502320).
Almost surely, 2554155145 is an apocalyptic number.
It is an amenable number.
554155145 is a deficient number, since it is larger than the sum of its proper divisors (125881975).
554155145 is a wasteful number, since it uses less digits than its factorization.
554155145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3184.
The product of its digits is 50000, while the sum is 35.
The square root of 554155145 is about 23540.5001008900. The cubic root of 554155145 is about 821.3793683518.
It can be divided in two parts, 55415514 and 5, that multiplied together give a triangular number (277077570 = T23540).
The spelling of 554155145 in words is "five hundred fifty-four million, one hundred fifty-five thousand, one hundred forty-five".
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