Search a number
-
+
80080088888 = 23172281258143
BaseRepresentation
bin100101010010100100…
…1010010111100111000
321122200220211000022002
41022211021102330320
52303001000321023
6100442134120132
75533313344622
oct1124511227470
9248626730262
1080080088888
1130a64139048
121362a7b0048
1377228c67a7
143c39665c12
15213a53db28
hex12a5252f38

80080088888 has 32 divisors (see below), whose sum is σ = 159052844160. Its totient is φ = 37668080640.

The previous prime is 80080088807. The next prime is 80080088903. The reversal of 80080088888 is 88888008008.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181145 + ... + 439287.

It is an arithmetic number, because the mean of its divisors is an integer number (4970401380).

Almost surely, 280080088888 is an apocalyptic number.

It is an amenable number.

80080088888 is a deficient number, since it is larger than the sum of its proper divisors (78972755272).

80080088888 is a wasteful number, since it uses less digits than its factorization.

80080088888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260447 (or 260443 counting only the distinct ones).

The product of its (nonzero) digits is 2097152, while the sum is 56.

The spelling of 80080088888 in words is "eighty billion, eighty million, eighty-eight thousand, eight hundred eighty-eight".

Divisors: 1 2 4 8 17 34 68 136 2281 4562 9124 18248 38777 77554 155108 258143 310216 516286 1032572 2065144 4388431 8776862 17553724 35107448 588824183 1177648366 2355296732 4710593464 10010011111 20020022222 40040044444 80080088888