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40020404014 = 285323458619
BaseRepresentation
bin100101010001011001…
…101110011100101110
310211022002110011112201
4211101121232130232
51123430210412024
630215104052114
72614512551503
oct452131563456
9124262404481
1040020404014
1115a77524968
12790a90403a
133a0a377846
141d1919d4aa
1510936b7744
hex95166e72e

40020404014 has 8 divisors (see below), whose sum is σ = 60100984440. Its totient is φ = 19986742536.

The previous prime is 40020404003. The next prime is 40020404033. The reversal of 40020404014 is 41040402004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 40020403982 and 40020404000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11727604 + ... + 11731015.

It is an arithmetic number, because the mean of its divisors is an integer number (7512623055).

Almost surely, 240020404014 is an apocalyptic number.

40020404014 is a deficient number, since it is larger than the sum of its proper divisors (20080580426).

40020404014 is a wasteful number, since it uses less digits than its factorization.

40020404014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23459474.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 40020404014 its reverse (41040402004), we get a palindrome (81060806018).

The spelling of 40020404014 in words is "forty billion, twenty million, four hundred four thousand, fourteen".

Divisors: 1 2 853 1706 23458619 46917238 20010202007 40020404014