Base | Representation |
---|---|
bin | 10011110110000010111111… |
… | …101110001101001001101101 |
3 | 102110000121001211220002202122 |
4 | 103312002333232031021231 |
5 | 42414421144203443334 |
6 | 505342251145002325 |
7 | 24245360142512066 |
oct | 2366027756151155 |
9 | 373017054802678 |
10 | 87276952015469 |
11 | 25899a4711a887 |
12 | 9956a367833a5 |
13 | 39912482c9378 |
14 | 177a326d0d56d |
15 | a154191a932e |
hex | 4f60bfb8d26d |
87276952015469 has 2 divisors, whose sum is σ = 87276952015470. Its totient is φ = 87276952015468.
The previous prime is 87276952015459. The next prime is 87276952015493. The reversal of 87276952015469 is 96451025967278.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 75064289521225 + 12212662494244 = 8663965^2 + 3494662^2 .
It is a cyclic number.
It is not a de Polignac number, because 87276952015469 - 28 = 87276952015213 is a prime.
It is a super-2 number, since 2×872769520154692 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (87276952015459) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43638476007734 + 43638476007735.
It is an arithmetic number, because the mean of its divisors is an integer number (43638476007735).
Almost surely, 287276952015469 is an apocalyptic number.
It is an amenable number.
87276952015469 is a deficient number, since it is larger than the sum of its proper divisors (1).
87276952015469 is an equidigital number, since it uses as much as digits as its factorization.
87276952015469 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 457228800, while the sum is 71.
The spelling of 87276952015469 in words is "eighty-seven trillion, two hundred seventy-six billion, nine hundred fifty-two million, fifteen thousand, four hundred sixty-nine".
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