Search a number
-
+
70082008 = 2311717481
BaseRepresentation
bin1000010110101…
…01110111011000
311212212112102221
410023111313120
5120420111013
610542033424
71510454503
oct413256730
9155775387
1070082008
1136617717
121b578874
1311699c59
14944413a
15624508d
hex42d5dd8

70082008 has 16 divisors (see below), whose sum is σ = 131533560. Its totient is φ = 35006400.

The previous prime is 70082003. The next prime is 70082017. The reversal of 70082008 is 80028007.

It is a super-2 number, since 2×700820082 = 9822975690624128, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70082003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5628 + ... + 13108.

Almost surely, 270082008 is an apocalyptic number.

It is an amenable number.

70082008 is a deficient number, since it is larger than the sum of its proper divisors (61451552).

70082008 is a wasteful number, since it uses less digits than its factorization.

70082008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8658 (or 8654 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 25.

The square root of 70082008 is about 8371.4997461626. The cubic root of 70082008 is about 412.2894092501.

The spelling of 70082008 in words is "seventy million, eighty-two thousand, eight".

Divisors: 1 2 4 8 1171 2342 4684 7481 9368 14962 29924 59848 8760251 17520502 35041004 70082008