Base | Representation |
---|---|
bin | 101100010000001… |
… | …110101110000101 |
3 | 1220202001110210222 |
4 | 230100032232011 |
5 | 3010031431401 |
6 | 201401154125 |
7 | 24253511246 |
oct | 5420165605 |
9 | 1822043728 |
10 | 742452101 |
11 | 351105286 |
12 | 18878b945 |
13 | baa84091 |
14 | 70868ccd |
15 | 452aac1b |
hex | 2c40eb85 |
742452101 has 8 divisors (see below), whose sum is σ = 807373080. Its totient is φ = 679891968.
The previous prime is 742452097. The next prime is 742452103. The reversal of 742452101 is 101254247.
It can be written as a sum of positive squares in 4 ways, for example, as 175536001 + 566916100 = 13249^2 + 23810^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 742452101 - 22 = 742452097 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (742452103) 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, 589556 + ... + 590813.
It is an arithmetic number, because the mean of its divisors is an integer number (100921635).
Almost surely, 2742452101 is an apocalyptic number.
It is an amenable number.
742452101 is a deficient number, since it is larger than the sum of its proper divisors (64920979).
742452101 is a wasteful number, since it uses less digits than its factorization.
742452101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1180423.
The product of its (nonzero) digits is 2240, while the sum is 26.
The square root of 742452101 is about 27247.9742549790. The cubic root of 742452101 is about 905.5021382358.
The spelling of 742452101 in words is "seven hundred forty-two million, four hundred fifty-two thousand, one hundred one".
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