Base | Representation |
---|---|
bin | 1000101000111… |
… | …10110000101101 |
3 | 12001101020202210 |
4 | 10110132300231 |
5 | 122023241431 |
6 | 11105241033 |
7 | 1540023240 |
oct | 424366055 |
9 | 161336683 |
10 | 72477741 |
11 | 37a03666 |
12 | 20333179 |
13 | 1202854b |
14 | 98a9257 |
15 | 6569d46 |
hex | 451ec2d |
72477741 has 8 divisors (see below), whose sum is σ = 110442304. Its totient is φ = 41415840.
The previous prime is 72477739. The next prime is 72477751. The reversal of 72477741 is 14777427.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 72477741 - 21 = 72477739 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 72477741.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72477751) 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 7 ways as a sum of consecutive naturals, for example, 1725640 + ... + 1725681.
It is an arithmetic number, because the mean of its divisors is an integer number (13805288).
Almost surely, 272477741 is an apocalyptic number.
It is an amenable number.
72477741 is a deficient number, since it is larger than the sum of its proper divisors (37964563).
72477741 is a wasteful number, since it uses less digits than its factorization.
72477741 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3451331.
The product of its digits is 76832, while the sum is 39.
The square root of 72477741 is about 8513.3859891350. The cubic root of 72477741 is about 416.9348678243.
The spelling of 72477741 in words is "seventy-two million, four hundred seventy-seven thousand, seven hundred forty-one".
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