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40837142895 = 3513755735677
BaseRepresentation
bin100110000010000101…
…010101100101101111
310220102000021210122220
4212002011111211233
51132113302033040
630432121410423
72643660662433
oct460205254557
9126360253586
1040837142895
111635655897a
127ab8339a13
133b0a63b6a3
141d958449c3
1510e02492d0
hex98215596f

40837142895 has 32 divisors (see below), whose sum is σ = 65936369088. Its totient is φ = 21581411328.

The previous prime is 40837142891. The next prime is 40837142903. The reversal of 40837142895 is 59824173804.

It is a happy number.

It is not a de Polignac number, because 40837142895 - 22 = 40837142891 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40837142891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1126797 + ... + 1162473.

It is an arithmetic number, because the mean of its divisors is an integer number (2060511534).

Almost surely, 240837142895 is an apocalyptic number.

40837142895 is a deficient number, since it is larger than the sum of its proper divisors (25099226193).

40837142895 is a wasteful number, since it uses less digits than its factorization.

40837142895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36379.

The product of its (nonzero) digits is 1935360, while the sum is 51.

The spelling of 40837142895 in words is "forty billion, eight hundred thirty-seven million, one hundred forty-two thousand, eight hundred ninety-five".

Divisors: 1 3 5 15 137 411 557 685 1671 2055 2785 8355 35677 76309 107031 178385 228927 381545 535155 1144635 4887749 14663247 19872089 24438745 59616267 73316235 99360445 298081335 2722476193 8167428579 13612380965 40837142895