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131274002371 = 1987334719739
BaseRepresentation
bin111101001000010001…
…0100100111111000011
3110112211201012021022211
41322100202210333003
54122322121033441
6140150105242551
712325043415661
oct1722042447703
9415751167284
10131274002371
115074482aa56
1221537493457
13c4c0b094a5
1464d477dc31
153634b1aa81
hex1e908a4fc3

131274002371 has 8 divisors (see below), whose sum is σ = 131385965760. Its totient is φ = 131162089128.

The previous prime is 131274002341. The next prime is 131274002393. The reversal of 131274002371 is 173200472131.

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 131274002371 - 25 = 131274002339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131274002341) 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, 6640620 + ... + 6660358.

It is an arithmetic number, because the mean of its divisors is an integer number (16423245720).

Almost surely, 2131274002371 is an apocalyptic number.

131274002371 is a deficient number, since it is larger than the sum of its proper divisors (111963389).

131274002371 is a wasteful number, since it uses less digits than its factorization.

131274002371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25073.

The product of its (nonzero) digits is 7056, while the sum is 31.

The spelling of 131274002371 in words is "one hundred thirty-one billion, two hundred seventy-four million, two thousand, three hundred seventy-one".

Divisors: 1 1987 3347 19739 6650489 39221393 66066433 131274002371