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40101031203031 = 1129346491025111
BaseRepresentation
bin10010001111000101111111…
…01110000101000011010111
312020222121202210221220012001
421013202333232011003113
520224003402441444111
6221142054233340131
711306126636102041
oct1107427756050327
9166877683856161
1040101031203031
111186082a756287
1245b7a22267647
13194b68491aac6
149c8c8648aa91
154981be74d1c1
hex2478bfb850d7

40101031203031 has 8 divisors (see below), whose sum is σ = 40137747804000. Its totient is φ = 40064316723840.

The previous prime is 40101031203017. The next prime is 40101031203067. The reversal of 40101031203031 is 13030213010104.

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

It is a cyclic number.

It is not a de Polignac number, because 40101031203031 - 219 = 40101030678743 is a prime.

It is a super-2 number, since 2×401010312030312 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40101031203071) 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, 38606166 + ... + 39631276.

It is an arithmetic number, because the mean of its divisors is an integer number (5017218475500).

Almost surely, 240101031203031 is an apocalyptic number.

40101031203031 is a deficient number, since it is larger than the sum of its proper divisors (36716600969).

40101031203031 is a wasteful number, since it uses less digits than its factorization.

40101031203031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060889.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 40101031203031 its reverse (13030213010104), we get a palindrome (53131244213135).

The spelling of 40101031203031 in words is "forty trillion, one hundred one billion, thirty-one million, two hundred three thousand, thirty-one".

Divisors: 1 1129 34649 1025111 39118721 1157350319 35519071039 40101031203031