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131065006 = 271922993
BaseRepresentation
bin1111100111111…
…10010010101110
3100010121210101111
413303332102232
5232023040011
621001102234
73151014502
oct763762256
9303553344
10131065006
1167a8a096
1237a8797a
13211cc477
141359a302
15b78e121
hex7cfe4ae

131065006 has 8 divisors (see below), whose sum is σ = 199366704. Its totient is φ = 64609440.

The previous prime is 131065001. The next prime is 131065009. The reversal of 131065006 is 600560131.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131065001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 461355 + ... + 461638.

It is an arithmetic number, because the mean of its divisors is an integer number (24920838).

Almost surely, 2131065006 is an apocalyptic number.

131065006 is a deficient number, since it is larger than the sum of its proper divisors (68301698).

131065006 is an equidigital number, since it uses as much as digits as its factorization.

131065006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 923066.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 131065006 is about 11448.3625903445. The cubic root of 131065006 is about 507.9593014081.

The spelling of 131065006 in words is "one hundred thirty-one million, sixty-five thousand, six".

Divisors: 1 2 71 142 922993 1845986 65532503 131065006