Base | Representation |
---|---|
bin | 1000011100011111011… |
… | …1011111000101111101 |
3 | 111212111101000221222120 |
4 | 2013013313133011331 |
5 | 4334114301211104 |
6 | 150352504433153 |
7 | 13324252163010 |
oct | 2070767370575 |
9 | 455441027876 |
10 | 145087132029 |
11 | 565929a3794 |
12 | 241514787b9 |
13 | 108b27aa2a8 |
14 | 70450d1377 |
15 | 3b92639cd9 |
hex | 21c7ddf17d |
145087132029 has 16 divisors (see below), whose sum is σ = 222772830720. Its totient is φ = 82274053680.
The previous prime is 145087132027. The next prime is 145087132039. The reversal of 145087132029 is 920231780541.
It is not a de Polignac number, because 145087132029 - 21 = 145087132027 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145087132027) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26367139 + ... + 26372640.
It is an arithmetic number, because the mean of its divisors is an integer number (13923301920).
Almost surely, 2145087132029 is an apocalyptic number.
It is an amenable number.
145087132029 is a deficient number, since it is larger than the sum of its proper divisors (77685698691).
145087132029 is a wasteful number, since it uses less digits than its factorization.
145087132029 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52739920.
The product of its (nonzero) digits is 120960, while the sum is 42.
The spelling of 145087132029 in words is "one hundred forty-five billion, eighty-seven million, one hundred thirty-two thousand, twenty-nine".
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