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131301002 = 2779118717
BaseRepresentation
bin1111101001101…
…11111010001010
3100011001210010002
413310313322022
5232103113002
621010123002
73153016520
oct764677212
9304053102
10131301002
1168130428
1237b80462
1321282a01
141361c310
15b7d9002
hex7d37e8a

131301002 has 16 divisors (see below), whose sum is σ = 227938560. Its totient is φ = 55559088.

The previous prime is 131300989. The next prime is 131301029. The reversal of 131301002 is 200103131.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 58253 + ... + 60464.

It is an arithmetic number, because the mean of its divisors is an integer number (14246160).

Almost surely, 2131301002 is an apocalyptic number.

131301002 is a deficient number, since it is larger than the sum of its proper divisors (96637558).

131301002 is a wasteful number, since it uses less digits than its factorization.

131301002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118805.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 131301002 is about 11458.6649309595. The cubic root of 131301002 is about 508.2639962282.

Adding to 131301002 its reverse (200103131), we get a palindrome (331404133).

The spelling of 131301002 in words is "one hundred thirty-one million, three hundred one thousand, two".

Divisors: 1 2 7 14 79 158 553 1106 118717 237434 831019 1662038 9378643 18757286 65650501 131301002