Base | Representation |
---|---|
bin | 10001011001000… |
… | …01011001110110 |
3 | 101011111220221002 |
4 | 20230201121312 |
5 | 244321421021 |
6 | 22250523302 |
7 | 3421015013 |
oct | 1054413166 |
9 | 334456832 |
10 | 145888886 |
11 | 75394530 |
12 | 40a36532 |
13 | 242bc8b0 |
14 | 1553870a |
15 | cc1b50b |
hex | 8b21676 |
145888886 has 16 divisors (see below), whose sum is σ = 257091408. Its totient is φ = 61212000.
The previous prime is 145888843. The next prime is 145888903. The reversal of 145888886 is 688888541.
It is a congruent number.
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 7 ways as a sum of consecutive naturals, for example, 254765 + ... + 255336.
It is an arithmetic number, because the mean of its divisors is an integer number (16068213).
Almost surely, 2145888886 is an apocalyptic number.
145888886 is a deficient number, since it is larger than the sum of its proper divisors (111202522).
145888886 is a wasteful number, since it uses less digits than its factorization.
145888886 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 510127.
The product of its digits is 3932160, while the sum is 56.
The square root of 145888886 is about 12078.4471684070. The cubic root of 145888886 is about 526.4301276282.
The spelling of 145888886 in words is "one hundred forty-five million, eight hundred eighty-eight thousand, eight hundred eighty-six".
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