Base | Representation |
---|---|
bin | 1000100010111… |
… | …10011111011011 |
3 | 11222220020110201 |
4 | 10101132133123 |
5 | 121323041303 |
6 | 11040323031 |
7 | 1530233224 |
oct | 421363733 |
9 | 158806421 |
10 | 71690203 |
11 | 37515a02 |
12 | 20013477 |
13 | 11b10c50 |
14 | 974224b |
15 | 646181d |
hex | 445e7db |
71690203 has 8 divisors (see below), whose sum is σ = 77271488. Its totient is φ = 66118464.
The previous prime is 71690167. The next prime is 71690219. The reversal of 71690203 is 30209617.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 71690203 - 29 = 71689691 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (71690803) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24526 + ... + 27292.
It is an arithmetic number, because the mean of its divisors is an integer number (9658936).
Almost surely, 271690203 is an apocalyptic number.
71690203 is a deficient number, since it is larger than the sum of its proper divisors (5581285).
71690203 is a wasteful number, since it uses less digits than its factorization.
71690203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4773.
The product of its (nonzero) digits is 2268, while the sum is 28.
The square root of 71690203 is about 8467.0067320157. The cubic root of 71690203 is about 415.4192366689.
The spelling of 71690203 in words is "seventy-one million, six hundred ninety thousand, two hundred three".
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