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131204403413 = 1699273128277
BaseRepresentation
bin111101000110001100…
…1000101000011010101
3110112122212020021111122
41322030121011003111
54122201311402123
6140135141413325
712323240012366
oct1721431050325
9415585207448
10131204403413
1150709513256
122151810a245
13c4ac57b385
1464c9423b6d
15362d96dbc8
hex1e8c6450d5

131204403413 has 8 divisors (see below), whose sum is σ = 131334343200. Its totient is φ = 131074529040.

The previous prime is 131204403349. The next prime is 131204403427. The reversal of 131204403413 is 314304402131.

It is a happy number.

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 131204403413 - 26 = 131204403349 is a prime.

It is a super-2 number, since 2×1312044034132 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131204403433) by changing a digit.

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, 4625831 + ... + 4654107.

It is an arithmetic number, because the mean of its divisors is an integer number (16416792900).

Almost surely, 2131204403413 is an apocalyptic number.

It is an amenable number.

131204403413 is a deficient number, since it is larger than the sum of its proper divisors (129939787).

131204403413 is a wasteful number, since it uses less digits than its factorization.

131204403413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32707.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 131204403413 its reverse (314304402131), we get a palindrome (445508805544).

The spelling of 131204403413 in words is "one hundred thirty-one billion, two hundred four million, four hundred three thousand, four hundred thirteen".

Divisors: 1 1699 2731 28277 4639969 48042623 77224487 131204403413