Base | Representation |
---|---|
bin | 1010101001001… |
… | …11001101000110 |
3 | 20020000101020002 |
4 | 11110213031012 |
5 | 140324231132 |
6 | 12505441302 |
7 | 2132643236 |
oct | 524471506 |
9 | 206011202 |
10 | 89289542 |
11 | 46446611 |
12 | 25aa0232 |
13 | 15663764 |
14 | bc03cc6 |
15 | 7c8b262 |
hex | 5527346 |
89289542 has 32 divisors (see below), whose sum is σ = 148925952. Its totient is φ = 39935104.
The previous prime is 89289461. The next prime is 89289581. The reversal of 89289542 is 24598298.
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 15 ways as a sum of consecutive naturals, for example, 177263 + ... + 177765.
It is an arithmetic number, because the mean of its divisors is an integer number (4653936).
Almost surely, 289289542 is an apocalyptic number.
89289542 is a deficient number, since it is larger than the sum of its proper divisors (59636410).
89289542 is a wasteful number, since it uses less digits than its factorization.
89289542 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 772.
The product of its digits is 414720, while the sum is 47.
The square root of 89289542 is about 9449.3143666617. The cubic root of 89289542 is about 446.9581544574.
It can be divided in two parts, 8 and 9289542, that multiplied together give a triangular number (74316336 = T12191).
The spelling of 89289542 in words is "eighty-nine million, two hundred eighty-nine thousand, five hundred forty-two".
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