Base | Representation |
---|---|
bin | 1110110010110000… |
… | …1000010001010110 |
3 | 101020202010020211210 |
4 | 3230230020101112 |
5 | 31113033204230 |
6 | 1454012042250 |
7 | 200255603535 |
oct | 35454102126 |
9 | 11222106753 |
10 | 3970991190 |
11 | 1758580501 |
12 | 929a63386 |
13 | 4b390593a |
14 | 29956231c |
15 | 183944eb0 |
hex | ecb08456 |
3970991190 has 32 divisors (see below), whose sum is σ = 9837812736. Its totient is φ = 1024771680.
The previous prime is 3970991183. The next prime is 3970991201. The reversal of 3970991190 is 911990793.
It is a super-2 number, since 2×39709911902 = 31537542062115232200, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2134012 + ... + 2135871.
It is an arithmetic number, because the mean of its divisors is an integer number (307431648).
Almost surely, 23970991190 is an apocalyptic number.
3970991190 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
3970991190 is an abundant number, since it is smaller than the sum of its proper divisors (5866821546).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3970991190 is a wasteful number, since it uses less digits than its factorization.
3970991190 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4269924.
The product of its (nonzero) digits is 137781, while the sum is 48.
The square root of 3970991190 is about 63015.8011136889. The cubic root of 3970991190 is about 1583.5543532889.
The spelling of 3970991190 in words is "three billion, nine hundred seventy million, nine hundred ninety-one thousand, one hundred ninety".
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