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40282361 = 7223311153
BaseRepresentation
bin1001100110101…
…0100011111001
32210210120000022
42121222203321
540303013421
63555220225
7666252200
oct231524371
983716008
1040282361
1120813809
12115a7675
138465222
1454c8237
15380a7ab
hex266a8f9

40282361 has 24 divisors (see below), whose sum is σ = 50517504. Its totient is φ = 31933440.

The previous prime is 40282331. The next prime is 40282393. The reversal of 40282361 is 16328204.

It is a de Polignac number, because none of the positive numbers 2k-40282361 is a prime.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40282361.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40282321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34361 + ... + 35513.

It is an arithmetic number, because the mean of its divisors is an integer number (2104896).

Almost surely, 240282361 is an apocalyptic number.

It is an amenable number.

40282361 is a deficient number, since it is larger than the sum of its proper divisors (10235143).

40282361 is a wasteful number, since it uses less digits than its factorization.

40282361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1221 (or 1214 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 40282361 is about 6346.8386618851. The cubic root of 40282361 is about 342.7980207497.

The spelling of 40282361 in words is "forty million, two hundred eighty-two thousand, three hundred sixty-one".

Divisors: 1 7 23 31 49 161 217 713 1127 1153 1519 4991 8071 26519 34937 35743 56497 185633 250201 822089 1299431 1751407 5754623 40282361