Base | Representation |
---|---|
bin | 1100001111100… |
… | …11001000011011 |
3 | 21011021002112100 |
4 | 12013303020123 |
5 | 202243121424 |
6 | 14105214443 |
7 | 2355000321 |
oct | 607631033 |
9 | 234232470 |
10 | 102707739 |
11 | 52a80932 |
12 | 2a491423 |
13 | 18381114 |
14 | d8d7d11 |
15 | 903bdc9 |
hex | 61f321b |
102707739 has 12 divisors (see below), whose sum is σ = 149012136. Its totient is φ = 68168832.
The previous prime is 102707701. The next prime is 102707783. The reversal of 102707739 is 937707201.
It is not a de Polignac number, because 102707739 - 219 = 102183451 is a prime.
It is not an unprimeable number, because it can be changed into a prime (102707639) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23094 + ... + 27179.
It is an arithmetic number, because the mean of its divisors is an integer number (12417678).
Almost surely, 2102707739 is an apocalyptic number.
102707739 is a deficient number, since it is larger than the sum of its proper divisors (46304397).
102707739 is a wasteful number, since it uses less digits than its factorization.
102707739 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50506 (or 50503 counting only the distinct ones).
The product of its (nonzero) digits is 18522, while the sum is 36.
The square root of 102707739 is about 10134.4826705659. The cubic root of 102707739 is about 468.3110331055.
The spelling of 102707739 in words is "one hundred two million, seven hundred seven thousand, seven hundred thirty-nine".
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