Base | Representation |
---|---|
bin | 1000100000101… |
… | …00011001000100 |
3 | 11222022211010120 |
4 | 10100110121010 |
5 | 121233333232 |
6 | 11030021540 |
7 | 1524530316 |
oct | 420243104 |
9 | 158284116 |
10 | 71386692 |
11 | 37328973 |
12 | 1baa78b0 |
13 | 11a35a60 |
14 | 96a37b6 |
15 | 640192c |
hex | 4414644 |
71386692 has 24 divisors (see below), whose sum is σ = 179382336. Its totient is φ = 21965088.
The previous prime is 71386681. The next prime is 71386703. The reversal of 71386692 is 29668317.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (71386681) and next prime (71386703).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 228648 + ... + 228959.
It is an arithmetic number, because the mean of its divisors is an integer number (7474264).
Almost surely, 271386692 is an apocalyptic number.
It is an amenable number.
71386692 is an abundant number, since it is smaller than the sum of its proper divisors (107995644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71386692 is a wasteful number, since it uses less digits than its factorization.
71386692 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 457627 (or 457625 counting only the distinct ones).
The product of its digits is 108864, while the sum is 42.
The square root of 71386692 is about 8449.0645636070. The cubic root of 71386692 is about 414.8321612876.
The spelling of 71386692 in words is "seventy-one million, three hundred eighty-six thousand, six hundred ninety-two".
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