Base | Representation |
---|---|
bin | 1100110010111110… |
… | …01010000110000000 |
3 | 122201210012122201220 |
4 | 12121133022012000 |
5 | 103032213033102 |
6 | 3053412555040 |
7 | 332150311551 |
oct | 63137120600 |
9 | 18653178656 |
10 | 6870049152 |
11 | 2a05a6667a |
12 | 13b8922a80 |
13 | 856406955 |
14 | 4925b0328 |
15 | 2a31ea1bc |
hex | 1997ca180 |
6870049152 has 32 divisors (see below), whose sum is σ = 18248569080. Its totient is φ = 2290016256.
The previous prime is 6870049141. The next prime is 6870049171. The reversal of 6870049152 is 2519400786.
It is a tau number, because it is divible by the number of its divisors (32).
It is a super-4 number, since 4×68700491524 (a number of 40 digits) contains 4444 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8944993 + ... + 8945760.
Almost surely, 26870049152 is an apocalyptic number.
It is an amenable number.
6870049152 is an abundant number, since it is smaller than the sum of its proper divisors (11378519928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6870049152 is a wasteful number, since it uses less digits than its factorization.
6870049152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17890770 (or 17890758 counting only the distinct ones).
The product of its (nonzero) digits is 120960, while the sum is 42.
The square root of 6870049152 is about 82885.7596454300. The cubic root of 6870049152 is about 1901.0196882995.
The spelling of 6870049152 in words is "six billion, eight hundred seventy million, forty-nine thousand, one hundred fifty-two".
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