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2012530453451 = 72011142965863
BaseRepresentation
bin11101010010010100001…
…010011010101111001011
321010101200201002211122122
4131102110022122233023
5230433130244002301
64140313240041455
7265254244413230
oct35222412325713
97111621084578
102012530453451
11706566a79a41
1228606046328b
13117a1c58447b
146d59ab0d787
153753d0ce81b
hex1d49429abcb

2012530453451 has 8 divisors (see below), whose sum is σ = 2301178546944. Its totient is φ = 1724168295720.

The previous prime is 2012530453411. The next prime is 2012530453477. The reversal of 2012530453451 is 1543540352102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2012530453451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2012530453411) 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, 71468855 + ... + 71497008.

It is an arithmetic number, because the mean of its divisors is an integer number (287647318368).

Almost surely, 22012530453451 is an apocalyptic number.

2012530453451 is a deficient number, since it is larger than the sum of its proper divisors (288648093493).

2012530453451 is a wasteful number, since it uses less digits than its factorization.

2012530453451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142967881.

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 2012530453451 in words is "two trillion, twelve billion, five hundred thirty million, four hundred fifty-three thousand, four hundred fifty-one".

Divisors: 1 7 2011 14077 142965863 1000761041 287504350493 2012530453451