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1441313131 = 79711171619
BaseRepresentation
bin101010111101000…
…1011000101101011
310201110002021220211
41111322023011223
510422434010011
6355004201551
750500650046
oct12572130553
93643067824
101441313131
1167a646985
123428392b7
1319c7b4c0b
14d95c7c5d
1586805b21
hex55e8b16b

1441313131 has 8 divisors (see below), whose sum is σ = 1445305680. Its totient is φ = 1437327648.

The previous prime is 1441313129. The next prime is 1441313149. The reversal of 1441313131 is 1313131441.

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 1441313131 - 21 = 1441313129 is a prime.

It is a super-2 number, since 2×14413131312 = 4154767083186046322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1441313831) 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, 889440 + ... + 891058.

It is an arithmetic number, because the mean of its divisors is an integer number (180663210).

Almost surely, 21441313131 is an apocalyptic number.

1441313131 is a deficient number, since it is larger than the sum of its proper divisors (3992549).

1441313131 is a wasteful number, since it uses less digits than its factorization.

1441313131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3533.

The product of its digits is 432, while the sum is 22.

The square root of 1441313131 is about 37964.6299995140. The cubic root of 1441313131 is about 1129.5863813685.

Adding to 1441313131 its reverse (1313131441), we get a palindrome (2754444572).

The spelling of 1441313131 in words is "one billion, four hundred forty-one million, three hundred thirteen thousand, one hundred thirty-one".

Divisors: 1 797 1117 1619 890249 1290343 1808423 1441313131