Base | Representation |
---|---|
bin | 1110100100000… |
… | …1111011011101 |
3 | 11020221120020021 |
4 | 3221001323131 |
5 | 111114244303 |
6 | 10021152141 |
7 | 1341143350 |
oct | 351017335 |
9 | 136846207 |
10 | 61087453 |
11 | 315339a9 |
12 | 1855b651 |
13 | c86ac2b |
14 | 8182297 |
15 | 5569ebd |
hex | 3a41edd |
61087453 has 8 divisors (see below), whose sum is σ = 72066560. Its totient is φ = 50671440.
The previous prime is 61087423. The next prime is 61087457. The reversal of 61087453 is 35478016.
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 61087453 - 221 = 58990301 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 (61087457) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140538 + ... + 140971.
It is an arithmetic number, because the mean of its divisors is an integer number (9008320).
Almost surely, 261087453 is an apocalyptic number.
It is an amenable number.
61087453 is a deficient number, since it is larger than the sum of its proper divisors (10979107).
61087453 is a wasteful number, since it uses less digits than its factorization.
61087453 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 281547.
The product of its (nonzero) digits is 20160, while the sum is 34.
The square root of 61087453 is about 7815.8462753562. The cubic root of 61087453 is about 393.8377478747.
The spelling of 61087453 in words is "sixty-one million, eighty-seven thousand, four hundred fifty-three".
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