Base | Representation |
---|---|
bin | 111011101100001… |
… | …1010000010100100 |
3 | 12011120210012012100 |
4 | 1313120122002210 |
5 | 13100214334240 |
6 | 530424452100 |
7 | 100430154114 |
oct | 16730320244 |
9 | 5146705170 |
10 | 2002886820 |
11 | 938639570 |
12 | 47a91a030 |
13 | 25bc4833c |
14 | 15000b044 |
15 | bac82e30 |
hex | 7761a0a4 |
2002886820 has 72 divisors (see below), whose sum is σ = 6627741120. Its totient is φ = 485547840.
The previous prime is 2002886819. The next prime is 2002886833. The reversal of 2002886820 is 286882002.
It is a super-2 number, since 2×20028868202 = 8023111227459424800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 503800 + ... + 507759.
It is an arithmetic number, because the mean of its divisors is an integer number (92051960).
Almost surely, 22002886820 is an apocalyptic number.
2002886820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2002886820 is an abundant number, since it is smaller than the sum of its proper divisors (4624854300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2002886820 is a wasteful number, since it uses less digits than its factorization.
2002886820 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1011585 (or 1011580 counting only the distinct ones).
The product of its (nonzero) digits is 24576, while the sum is 36.
The square root of 2002886820 is about 44753.6235404464. The cubic root of 2002886820 is about 1260.5269526805.
The spelling of 2002886820 in words is "two billion, two million, eight hundred eighty-six thousand, eight hundred twenty".
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