Base | Representation |
---|---|
bin | 11011001001110011… |
… | …001111110001100001 |
3 | 2210020220010201202011 |
4 | 123021303033301201 |
5 | 434202244130040 |
6 | 21221022352521 |
7 | 2051333206462 |
oct | 331163176141 |
9 | 83226121664 |
10 | 29155458145 |
11 | 11401550260 |
12 | 579812b741 |
13 | 29984182a8 |
14 | 15a8206d69 |
15 | b599043ea |
hex | 6c9ccfc61 |
29155458145 has 32 divisors (see below), whose sum is σ = 39844949760. Its totient is φ = 20272707840.
The previous prime is 29155458127. The next prime is 29155458169. The reversal of 29155458145 is 54185455192.
It is a de Polignac number, because none of the positive numbers 2k-29155458145 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3838011 + ... + 3845599.
It is an arithmetic number, because the mean of its divisors is an integer number (1245154680).
Almost surely, 229155458145 is an apocalyptic number.
It is an amenable number.
29155458145 is a deficient number, since it is larger than the sum of its proper divisors (10689491615).
29155458145 is a wasteful number, since it uses less digits than its factorization.
29155458145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10665.
The product of its digits is 1440000, while the sum is 49.
The spelling of 29155458145 in words is "twenty-nine billion, one hundred fifty-five million, four hundred fifty-eight thousand, one hundred forty-five".
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