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40682436 = 22327712239
BaseRepresentation
bin1001101100110…
…0001111000100
32211112212210220
42123030033010
540403314221
64011544340
71002536454
oct233141704
984485726
1040682436
1120a67353
121175b0b0
138575362
14558dd64
1538890c6
hex26cc3c4

40682436 has 24 divisors (see below), whose sum is σ = 95276160. Its totient is φ = 13510752.

The previous prime is 40682431. The next prime is 40682437. The reversal of 40682436 is 63428604.

It is a junction number, because it is equal to n+sod(n) for n = 40682397 and 40682406.

It is not an unprimeable number, because it can be changed into a prime (40682431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2796 + ... + 9443.

It is an arithmetic number, because the mean of its divisors is an integer number (3969840).

Almost surely, 240682436 is an apocalyptic number.

It is an amenable number.

40682436 is an abundant number, since it is smaller than the sum of its proper divisors (54593724).

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

40682436 is a wasteful number, since it uses less digits than its factorization.

40682436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12523 (or 12521 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 40682436 is about 6378.2784511183. The cubic root of 40682436 is about 343.9291475675.

The spelling of 40682436 in words is "forty million, six hundred eighty-two thousand, four hundred thirty-six".

Divisors: 1 2 3 4 6 12 277 554 831 1108 1662 3324 12239 24478 36717 48956 73434 146868 3390203 6780406 10170609 13560812 20341218 40682436