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40261425 = 35229107173
BaseRepresentation
bin1001100110010…
…1011100110001
32210202111021220
42121211130301
540301331200
63554535253
7666134151
oct231453461
983674256
1040261425
11207aa006
1211597529
138458839
1454c0761
1538044a0
hex2665731

40261425 has 48 divisors (see below), whose sum is σ = 69906240. Its totient is φ = 20419840.

The previous prime is 40261421. The next prime is 40261433. The reversal of 40261425 is 52416204.

40261425 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 40261425 - 22 = 40261421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40261395 and 40261404.

It is not an unprimeable number, because it can be changed into a prime (40261421) 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 47 ways as a sum of consecutive naturals, for example, 232639 + ... + 232811.

It is an arithmetic number, because the mean of its divisors is an integer number (1456380).

Almost surely, 240261425 is an apocalyptic number.

It is an amenable number.

40261425 is a deficient number, since it is larger than the sum of its proper divisors (29644815).

40261425 is a wasteful number, since it uses less digits than its factorization.

40261425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322 (or 317 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 40261425 is about 6345.1891224770. The cubic root of 40261425 is about 342.7386228488.

Adding to 40261425 its reverse (52416204), we get a palindrome (92677629).

The spelling of 40261425 in words is "forty million, two hundred sixty-one thousand, four hundred twenty-five".

Divisors: 1 3 5 15 25 29 75 87 107 145 173 321 435 519 535 725 865 1605 2175 2595 2675 3103 4325 5017 8025 9309 12975 15051 15515 18511 25085 46545 55533 75255 77575 92555 125425 232725 277665 376275 462775 536819 1388325 1610457 2684095 8052285 13420475 40261425