Base | Representation |
---|---|
bin | 1000000010000111… |
… | …1000001011011110 |
3 | 12120021120200000020 |
4 | 2000201320023132 |
5 | 13404012131020 |
6 | 553550213010 |
7 | 104302536666 |
oct | 20041701336 |
9 | 5507520006 |
10 | 2156364510 |
11 | a07236633 |
12 | 5021b4166 |
13 | 284994141 |
14 | 16655d1a6 |
15 | c949cc40 |
hex | 808782de |
2156364510 has 32 divisors (see below), whose sum is σ = 5176870272. Its totient is φ = 574853280.
The previous prime is 2156364493. The next prime is 2156364533. The reversal of 2156364510 is 154636512.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109305 + ... + 127515.
It is an arithmetic number, because the mean of its divisors is an integer number (161777196).
Almost surely, 22156364510 is an apocalyptic number.
2156364510 is an abundant number, since it is smaller than the sum of its proper divisors (3020505762).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2156364510 is a wasteful number, since it uses less digits than its factorization.
2156364510 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22168.
The product of its (nonzero) digits is 21600, while the sum is 33.
The square root of 2156364510 is about 46436.6720383793. The cubic root of 2156364510 is about 1291.9351821553.
The spelling of 2156364510 in words is "two billion, one hundred fifty-six million, three hundred sixty-four thousand, five hundred ten".
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