Base | Representation |
---|---|
bin | 10111011111111011001010… |
… | …01000111010110001100111 |
3 | 20202222000210011012001011011 |
4 | 23233331211020322301213 |
5 | 23233113232240444022 |
6 | 301522525221123051 |
7 | 13612233000651622 |
oct | 1357754510726147 |
9 | 222860704161134 |
10 | 51674448374887 |
11 | 15513012a59528 |
12 | 5966a30259487 |
13 | 22aab58563140 |
14 | ca90b1618db9 |
15 | 5e9287146977 |
hex | 2eff6523ac67 |
51674448374887 has 16 divisors (see below), whose sum is σ = 56700669785760. Its totient is φ = 46798447992192.
The previous prime is 51674448374881. The next prime is 51674448374893. The reversal of 51674448374887 is 78847384447615.
It is an interprime number because it is at equal distance from previous prime (51674448374881) and next prime (51674448374893).
It is not a de Polignac number, because 51674448374887 - 211 = 51674448372839 is a prime.
It is a super-2 number, since 2×516744483748872 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51674448374881) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30671689 + ... + 32312557.
It is an arithmetic number, because the mean of its divisors is an integer number (3543791861610).
Almost surely, 251674448374887 is an apocalyptic number.
51674448374887 is a deficient number, since it is larger than the sum of its proper divisors (5026221410873).
51674448374887 is a wasteful number, since it uses less digits than its factorization.
51674448374887 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1686642.
The product of its digits is 4046192640, while the sum is 76.
The spelling of 51674448374887 in words is "fifty-one trillion, six hundred seventy-four billion, four hundred forty-eight million, three hundred seventy-four thousand, eight hundred eighty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •