Base | Representation |
---|---|
bin | 11001000110010… |
… | …001011000110000 |
3 | 1002100022210121010 |
4 | 121012101120300 |
5 | 1330243340410 |
6 | 105441030520 |
7 | 13302034251 |
oct | 3106213060 |
9 | 1070283533 |
10 | 421074480 |
11 | 1a675a542 |
12 | b9025440 |
13 | 6930cac8 |
14 | 3dcccb28 |
15 | 26e77c20 |
hex | 19191630 |
421074480 has 80 divisors (see below), whose sum is σ = 1307532384. Its totient is φ = 112097280.
The previous prime is 421074443. The next prime is 421074481. The reversal of 421074480 is 84470124.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (30).
It is not an unprimeable number, because it can be changed into a prime (421074481) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195972 + ... + 198108.
Almost surely, 2421074480 is an apocalyptic number.
421074480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
421074480 is an abundant number, since it is smaller than the sum of its proper divisors (886457904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
421074480 is a wasteful number, since it uses less digits than its factorization.
421074480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2974 (or 2968 counting only the distinct ones).
The product of its (nonzero) digits is 7168, while the sum is 30.
The square root of 421074480 is about 20520.0994149639. The cubic root of 421074480 is about 749.5253174097.
The spelling of 421074480 in words is "four hundred twenty-one million, seventy-four thousand, four hundred eighty".
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