Search a number
-
+
128004757060 = 22523299595559
BaseRepresentation
bin111011100110110101…
…1011001011001000100
3110020101212112101212011
41313031223121121010
54044123204211220
6134445442104004
712151035324355
oct1671553313104
9406355471764
10128004757060
114a317391624
122098464b004
13c0bc7047cb
1462a44cbd2c
1534e2ae065a
hex1dcdad9644

128004757060 has 48 divisors (see below), whose sum is σ = 290169734400. Its totient is φ = 47286909824.

The previous prime is 128004757057. The next prime is 128004757061. The reversal of 128004757060 is 60757400821.

It is not an unprimeable number, because it can be changed into a prime (128004757061) 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, 4784440 + ... + 4811119.

It is an arithmetic number, because the mean of its divisors is an integer number (6045202800).

Almost surely, 2128004757060 is an apocalyptic number.

128004757060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

128004757060 is an abundant number, since it is smaller than the sum of its proper divisors (162164977340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

128004757060 is a wasteful number, since it uses less digits than its factorization.

128004757060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9595620 (or 9595618 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 40.

The spelling of 128004757060 in words is "one hundred twenty-eight billion, four million, seven hundred fifty-seven thousand, sixty".

Divisors: 1 2 4 5 10 20 23 29 46 58 92 115 116 145 230 290 460 580 667 1334 2668 3335 6670 13340 9595559 19191118 38382236 47977795 95955590 191911180 220697857 278271211 441395714 556542422 882791428 1103489285 1113084844 1391356055 2206978570 2782712110 4413957140 5565424220 6400237853 12800475706 25600951412 32001189265 64002378530 128004757060