Base | Representation |
---|---|
bin | 1000011100111… |
… | …01100111101000 |
3 | 11221102002210100 |
4 | 10032131213220 |
5 | 121122301300 |
6 | 11011345400 |
7 | 1520433060 |
oct | 416354750 |
9 | 157362710 |
10 | 70900200 |
11 | 37026408 |
12 | 1b8b2260 |
13 | 118c54a7 |
14 | 95b83a0 |
15 | 6357700 |
hex | 439d9e8 |
70900200 has 288 divisors, whose sum is σ = 288999360. Its totient is φ = 15206400.
The previous prime is 70900199. The next prime is 70900211. The reversal of 70900200 is 200907.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 214035 + ... + 214365.
It is an arithmetic number, because the mean of its divisors is an integer number (1003470).
Almost surely, 270900200 is an apocalyptic number.
70900200 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 70900200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144499680).
70900200 is an abundant number, since it is smaller than the sum of its proper divisors (218099160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70900200 is a wasteful number, since it uses less digits than its factorization.
70900200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 377 (or 365 counting only the distinct ones).
The product of its (nonzero) digits is 126, while the sum is 18.
The square root of 70900200 is about 8420.2256501830. The cubic root of 70900200 is about 413.8876681862.
The spelling of 70900200 in words is "seventy million, nine hundred thousand, two hundred".
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