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763830081 = 3472223863
BaseRepresentation
bin101101100001110…
…001111101000001
31222020021120220000
4231201301331001
53031020030311
6203443310213
724633306600
oct5541617501
91866246800
10763830081
11362186933
1219397b369
13c232a781
1473631a37
15470d0056
hex2d871f41

763830081 has 60 divisors (see below), whose sum is σ = 1334817792. Its totient is φ = 434013552.

The previous prime is 763830079. The next prime is 763830091. The reversal of 763830081 is 180038367.

763830081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 763830081 - 21 = 763830079 is a prime.

It is a super-2 number, since 2×7638300812 = 1166872785280933122, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (763830091) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 884656 + ... + 885518.

Almost surely, 2763830081 is an apocalyptic number.

It is an amenable number.

763830081 is a deficient number, since it is larger than the sum of its proper divisors (570987711).

763830081 is a wasteful number, since it uses less digits than its factorization.

763830081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112 (or 1096 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 763830081 is about 27637.4760244129. The cubic root of 763830081 is about 914.1109666293.

The spelling of 763830081 in words is "seven hundred sixty-three million, eight hundred thirty thousand, eighty-one".

Divisors: 1 3 7 9 21 27 49 63 81 147 189 223 441 567 669 863 1323 1561 2007 2589 3969 4683 6021 6041 7767 10927 14049 18063 18123 23301 32781 42147 42287 54369 69903 98343 126441 126861 163107 192449 295029 380583 489321 577347 885087 1141749 1347143 1732041 3425247 4041429 5196123 9430001 12124287 15588369 28290003 36372861 84870009 109118583 254610027 763830081