Base | Representation |
---|---|
bin | 1000100101110… |
… | …10111010010010 |
3 | 12000121110202010 |
4 | 10102322322102 |
5 | 121422200004 |
6 | 11052403350 |
7 | 1533400662 |
oct | 422727222 |
9 | 160543663 |
10 | 72068754 |
11 | 3775435a |
12 | 20176556 |
13 | 11c14344 |
14 | 98001a2 |
15 | 64d8a89 |
hex | 44bae92 |
72068754 has 8 divisors (see below), whose sum is σ = 144137520. Its totient is φ = 24022916.
The previous prime is 72068753. The next prime is 72068783. The reversal of 72068754 is 45786027.
It is a sphenic number, since it is the product of 3 distinct primes.
72068754 is an admirable number.
It is a super-2 number, since 2×720687542 = 10387810606225032, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (72068753) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6005724 + ... + 6005735.
It is an arithmetic number, because the mean of its divisors is an integer number (18017190).
Almost surely, 272068754 is an apocalyptic number.
72068754 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72068754 is a wasteful number, since it uses less digits than its factorization.
72068754 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12011464.
The product of its (nonzero) digits is 94080, while the sum is 39.
The square root of 72068754 is about 8489.3317758231. The cubic root of 72068754 is about 416.1491429299.
The spelling of 72068754 in words is "seventy-two million, sixty-eight thousand, seven hundred fifty-four".
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