Base | Representation |
---|---|
bin | 100101000010… |
… | …1010111000110 |
3 | 1100112200002000 |
4 | 1022011113012 |
5 | 14432424424 |
6 | 1532130130 |
7 | 324033603 |
oct | 112052706 |
9 | 40480060 |
10 | 19420614 |
11 | aa64aa4 |
12 | 6606946 |
13 | 403c7b5 |
14 | 28176aa |
15 | 1a893c9 |
hex | 12855c6 |
19420614 has 16 divisors (see below), whose sum is σ = 43157040. Its totient is φ = 6473520.
The previous prime is 19420591. The next prime is 19420637. The reversal of 19420614 is 41602491.
19420614 is a `hidden beast` number, since 1 + 9 + 42 + 0 + 614 = 666.
It is an interprime number because it is at equal distance from previous prime (19420591) and next prime (19420637).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 179767 + ... + 179874.
It is an arithmetic number, because the mean of its divisors is an integer number (2697315).
Almost surely, 219420614 is an apocalyptic number.
19420614 is an abundant number, since it is smaller than the sum of its proper divisors (23736426).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19420614 is a wasteful number, since it uses less digits than its factorization.
19420614 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 359652 (or 359646 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 27.
The square root of 19420614 is about 4406.8825716145. The cubic root of 19420614 is about 268.7948759387.
The spelling of 19420614 in words is "nineteen million, four hundred twenty thousand, six hundred fourteen".
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