Base | Representation |
---|---|
bin | 110010010111110100… |
… | …101100011101010101 |
3 | 12011121101211010220010 |
4 | 302113310230131111 |
5 | 1341232203441012 |
6 | 40502551230433 |
7 | 3623215023312 |
oct | 622764543525 |
9 | 164541733803 |
10 | 54086780757 |
11 | 20a35639a09 |
12 | a595678419 |
13 | 513c656ca9 |
14 | 28913d3d09 |
15 | 161855cc3c |
hex | c97d2c755 |
54086780757 has 8 divisors (see below), whose sum is σ = 73297932640. Its totient is φ = 35466741360.
The previous prime is 54086780747. The next prime is 54086780767. The reversal of 54086780757 is 75708768045.
It is an interprime number because it is at equal distance from previous prime (54086780747) and next prime (54086780767).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-54086780757 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 54086780697 and 54086780706.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54086780707) 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, 147777907 + ... + 147778272.
It is an arithmetic number, because the mean of its divisors is an integer number (9162241580).
Almost surely, 254086780757 is an apocalyptic number.
It is an amenable number.
54086780757 is a deficient number, since it is larger than the sum of its proper divisors (19211151883).
54086780757 is a wasteful number, since it uses less digits than its factorization.
54086780757 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 295556243.
The product of its (nonzero) digits is 13171200, while the sum is 57.
The spelling of 54086780757 in words is "fifty-four billion, eighty-six million, seven hundred eighty thousand, seven hundred fifty-seven".
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