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10280585740 = 2251997278909
BaseRepresentation
bin10011001001100010…
…10100101000001100
3222112110201212101211
421210301110220030
5132023312220430
64420044344204
7512522352115
oct114461245014
928473655354
1010280585740
1143a6139257
121baab45064
13c7ab7b639
146d752120c
1540283472a
hex264c54a0c

10280585740 has 48 divisors (see below), whose sum is σ = 22959871200. Its totient is φ = 3855624192.

The previous prime is 10280585737. The next prime is 10280585741. The reversal of 10280585740 is 4758508201.

It is a junction number, because it is equal to n+sod(n) for n = 10280585693 and 10280585702.

It is not an unprimeable number, because it can be changed into a prime (10280585741) by changing a digit.

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, 102595 + ... + 176314.

It is an arithmetic number, because the mean of its divisors is an integer number (478330650).

Almost surely, 210280585740 is an apocalyptic number.

10280585740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10280585740 is an abundant number, since it is smaller than the sum of its proper divisors (12679285460).

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

10280585740 is a wasteful number, since it uses less digits than its factorization.

10280585740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279034 (or 279032 counting only the distinct ones).

The product of its (nonzero) digits is 89600, while the sum is 40.

The spelling of 10280585740 in words is "ten billion, two hundred eighty million, five hundred eighty-five thousand, seven hundred forty".

Divisors: 1 2 4 5 10 19 20 38 76 95 97 190 194 380 388 485 970 1843 1940 3686 7372 9215 18430 36860 278909 557818 1115636 1394545 2789090 5299271 5578180 10598542 21197084 26496355 27054173 52992710 54108346 105985420 108216692 135270865 270541730 514029287 541083460 1028058574 2056117148 2570146435 5140292870 10280585740