Base | Representation |
---|---|
bin | 11101000111011011100… |
… | …10110010100001000100 |
3 | 10112122021010100112111020 |
4 | 32203231302302201010 |
5 | 112342331003130410 |
6 | 2043330521511140 |
7 | 132164250033600 |
oct | 16435562624104 |
9 | 3478233315436 |
10 | 1000421926980 |
11 | 356305107983 |
12 | 141a7b3424b0 |
13 | 73454816688 |
14 | 365c64b8500 |
15 | 1b05380ba70 |
hex | e8edcb2844 |
1000421926980 has 72 divisors (see below), whose sum is σ = 3258517143168. Its totient is φ = 228667868352.
The previous prime is 1000421926967. The next prime is 1000421926981. The reversal of 1000421926980 is 896291240001.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is not an unprimeable number, because it can be changed into a prime (1000421926981) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 170136844 + ... + 170142723.
It is an arithmetic number, because the mean of its divisors is an integer number (45257182544).
Almost surely, 21000421926980 is an apocalyptic number.
1000421926980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1000421926980 is an abundant number, since it is smaller than the sum of its proper divisors (2258095216188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1000421926980 is a wasteful number, since it uses less digits than its factorization.
1000421926980 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 340279593 (or 340279584 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 42.
The spelling of 1000421926980 in words is "one trillion, four hundred twenty-one million, nine hundred twenty-six thousand, nine hundred eighty".
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