Base | Representation |
---|---|
bin | 1000000010001… |
… | …11000111000010 |
3 | 11200211021121010 |
4 | 10001013013002 |
5 | 114223301010 |
6 | 10404341350 |
7 | 1445614560 |
oct | 401070702 |
9 | 150737533 |
10 | 67400130 |
11 | 35055796 |
12 | 1a6a4856 |
13 | 10c6b345 |
14 | 8d46a30 |
15 | 5db5620 |
hex | 40471c2 |
67400130 has 32 divisors (see below), whose sum is σ = 184869504. Its totient is φ = 15405696.
The previous prime is 67400117. The next prime is 67400149. The reversal of 67400130 is 3100476.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 67400097 and 67400106.
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, 160267 + ... + 160686.
It is an arithmetic number, because the mean of its divisors is an integer number (5777172).
Almost surely, 267400130 is an apocalyptic number.
67400130 is an abundant number, since it is smaller than the sum of its proper divisors (117469374).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67400130 is a wasteful number, since it uses less digits than its factorization.
67400130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 320970.
The product of its (nonzero) digits is 504, while the sum is 21.
The square root of 67400130 is about 8209.7582181207. The cubic root of 67400130 is about 406.9617367897.
The spelling of 67400130 in words is "sixty-seven million, four hundred thousand, one hundred thirty".
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