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40761428260 = 2257291153059
BaseRepresentation
bin100101111101100100…
…100000100100100100
310220012201211002201011
4211331210200210210
51131434411201020
630420414512004
72642051265160
oct457544404444
9126181732634
1040761428260
11163178443a3
127a96b05604
133ac7a4ba27
141d89775ca0
1510d879035a
hex97d920924

40761428260 has 24 divisors (see below), whose sum is σ = 97827428160. Its totient is φ = 13975346784.

The previous prime is 40761428249. The next prime is 40761428293. The reversal of 40761428260 is 6282416704.

It is a happy number.

It is a super-2 number, since 2×407614282602 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145576390 + ... + 145576669.

It is an arithmetic number, because the mean of its divisors is an integer number (4076142840).

Almost surely, 240761428260 is an apocalyptic number.

It is an amenable number.

40761428260 is an abundant number, since it is smaller than the sum of its proper divisors (57065999900).

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

40761428260 is a wasteful number, since it uses less digits than its factorization.

40761428260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291153075 (or 291153073 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 40.

The spelling of 40761428260 in words is "forty billion, seven hundred sixty-one million, four hundred twenty-eight thousand, two hundred sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 291153059 582306118 1164612236 1455765295 2038071413 2911530590 4076142826 5823061180 8152285652 10190357065 20380714130 40761428260