Base | Representation |
---|---|
bin | 10000100110000… |
… | …11111010100110 |
3 | 100200221211101200 |
4 | 20103003322212 |
5 | 241114331002 |
6 | 21451503330 |
7 | 3310206120 |
oct | 1023037246 |
9 | 320854350 |
10 | 139214502 |
11 | 71645a09 |
12 | 3a757b46 |
13 | 22ac395b |
14 | 146bc210 |
15 | c34db1c |
hex | 84c3ea6 |
139214502 has 24 divisors (see below), whose sum is σ = 344721936. Its totient is φ = 39775536.
The previous prime is 139214483. The next prime is 139214503. The reversal of 139214502 is 205412931.
139214502 is a `hidden beast` number, since 139 + 21 + 4 + 502 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (139214503) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 552313 + ... + 552564.
It is an arithmetic number, because the mean of its divisors is an integer number (14363414).
Almost surely, 2139214502 is an apocalyptic number.
139214502 is an abundant number, since it is smaller than the sum of its proper divisors (205507434).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
139214502 is a wasteful number, since it uses less digits than its factorization.
139214502 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1104892 (or 1104889 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 27.
The square root of 139214502 is about 11798.9195268041. The cubic root of 139214502 is about 518.2764707309.
The spelling of 139214502 in words is "one hundred thirty-nine million, two hundred fourteen thousand, five hundred two".
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