Base | Representation |
---|---|
bin | 1000101000011… |
… | …01011110101010 |
3 | 12001020122200001 |
4 | 10110031132222 |
5 | 122014010304 |
6 | 11103533214 |
7 | 1536306664 |
oct | 424153652 |
9 | 161218601 |
10 | 72406954 |
11 | 37965464 |
12 | 202ba20a |
13 | 12002269 |
14 | 988b534 |
15 | 6553da4 |
hex | 450d7aa |
72406954 has 8 divisors (see below), whose sum is σ = 109179648. Its totient is φ = 36013740.
The previous prime is 72406951. The next prime is 72406963. The reversal of 72406954 is 45960427.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (72406951) 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, 94392 + ... + 95155.
It is an arithmetic number, because the mean of its divisors is an integer number (13647456).
Almost surely, 272406954 is an apocalyptic number.
72406954 is a deficient number, since it is larger than the sum of its proper divisors (36772694).
72406954 is a wasteful number, since it uses less digits than its factorization.
72406954 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 189740.
The product of its (nonzero) digits is 60480, while the sum is 37.
The square root of 72406954 is about 8509.2275795163. The cubic root of 72406954 is about 416.7990873687.
The spelling of 72406954 in words is "seventy-two million, four hundred six thousand, nine hundred fifty-four".
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