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131485480214 = 21157710358081
BaseRepresentation
bin111101001110100100…
…1010011010100010110
3110120101110010110101112
41322131021103110112
54123240240331324
6140223102055022
712333222066314
oct1723511232426
9416343113345
10131485480214
1150843142430
122159627a472
13c525881bca
1465148ad0b4
153648490c0e
hex1e9d253516

131485480214 has 16 divisors (see below), whose sum is σ = 215530970256. Its totient is φ = 59662540800.

The previous prime is 131485480169. The next prime is 131485480229. The reversal of 131485480214 is 412084584131.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5166347 + ... + 5191734.

It is an arithmetic number, because the mean of its divisors is an integer number (13470685641).

Almost surely, 2131485480214 is an apocalyptic number.

131485480214 is a deficient number, since it is larger than the sum of its proper divisors (84045490042).

131485480214 is a wasteful number, since it uses less digits than its factorization.

131485480214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10358671.

The product of its (nonzero) digits is 122880, while the sum is 41.

The spelling of 131485480214 in words is "one hundred thirty-one billion, four hundred eighty-five million, four hundred eighty thousand, two hundred fourteen".

Divisors: 1 2 11 22 577 1154 6347 12694 10358081 20716162 113938891 227877782 5976612737 11953225474 65742740107 131485480214