Base | Representation |
---|---|
bin | 1000000110100… |
… | …10110110001110 |
3 | 11201220100201210 |
4 | 10003102312032 |
5 | 114400104434 |
6 | 10424515250 |
7 | 1453520352 |
oct | 403226616 |
9 | 151810653 |
10 | 67972494 |
11 | 35406817 |
12 | 1a91bb26 |
13 | 1110ba15 |
14 | 9055462 |
15 | 5e79ee9 |
hex | 40d2d8e |
67972494 has 32 divisors (see below), whose sum is σ = 145069056. Its totient is φ = 21157760.
The previous prime is 67972493. The next prime is 67972517. The reversal of 67972494 is 49427976.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67972493) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10819 + ... + 15905.
It is an arithmetic number, because the mean of its divisors is an integer number (4533408).
Almost surely, 267972494 is an apocalyptic number.
67972494 is an abundant number, since it is smaller than the sum of its proper divisors (77096562).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67972494 is a wasteful number, since it uses less digits than its factorization.
67972494 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5240.
The product of its digits is 762048, while the sum is 48.
The square root of 67972494 is about 8244.5432863197. The cubic root of 67972494 is about 408.1104684533.
The spelling of 67972494 in words is "sixty-seven million, nine hundred seventy-two thousand, four hundred ninety-four".
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