Base | Representation |
---|---|
bin | 101111100000011111… |
… | …101110110111111101 |
3 | 11212200001022002111002 |
4 | 233200133232313331 |
5 | 1313432312230401 |
6 | 35233435540045 |
7 | 3454046546156 |
oct | 574037566775 |
9 | 155601262432 |
10 | 51011055101 |
11 | 1a6a7457786 |
12 | 9a775ba625 |
13 | 4a6c37aa96 |
14 | 267cb1892d |
15 | 14d850ba6b |
hex | be07eedfd |
51011055101 has 8 divisors (see below), whose sum is σ = 52202234304. Its totient is φ = 49820097600.
The previous prime is 51011055097. The next prime is 51011055133. The reversal of 51011055101 is 10155011015.
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 51011055101 - 22 = 51011055097 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 (51011055181) 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, 466901 + ... + 565701.
It is an arithmetic number, because the mean of its divisors is an integer number (6525279288).
Almost surely, 251011055101 is an apocalyptic number.
It is an amenable number.
51011055101 is a deficient number, since it is larger than the sum of its proper divisors (1191179203).
51011055101 is a wasteful number, since it uses less digits than its factorization.
51011055101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 110851.
The product of its (nonzero) digits is 125, while the sum is 20.
Adding to 51011055101 its reverse (10155011015), we get a palindrome (61166066116).
The spelling of 51011055101 in words is "fifty-one billion, eleven million, fifty-five thousand, one hundred one".
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