Base | Representation |
---|---|
bin | 1100001111100… |
… | …00100111111110 |
3 | 21011020120110000 |
4 | 12013300213332 |
5 | 202242304340 |
6 | 14105055130 |
7 | 2354625351 |
oct | 607604776 |
9 | 234216400 |
10 | 102697470 |
11 | 52a74147 |
12 | 2a4874a6 |
13 | 18379545 |
14 | d8d4298 |
15 | 9038d30 |
hex | 61f09fe |
102697470 has 80 divisors (see below), whose sum is σ = 290719440. Its totient is φ = 25940736.
The previous prime is 102697447. The next prime is 102697499. The reversal of 102697470 is 74796201.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 12054 + ... + 18726.
It is an arithmetic number, because the mean of its divisors is an integer number (3633993).
Almost surely, 2102697470 is an apocalyptic number.
102697470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 102697470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145359720).
102697470 is an abundant number, since it is smaller than the sum of its proper divisors (188021970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102697470 is a wasteful number, since it uses less digits than its factorization.
102697470 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6711 (or 6702 counting only the distinct ones).
The product of its (nonzero) digits is 21168, while the sum is 36.
The square root of 102697470 is about 10133.9760212860. The cubic root of 102697470 is about 468.2954249137.
The spelling of 102697470 in words is "one hundred two million, six hundred ninety-seven thousand, four hundred seventy".
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