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4431115331401 = 116110061656371
BaseRepresentation
bin100000001111011001100…
…0011100010011101001001
3120200121111001020200100111
41000132303003202131021
51040044411011101101
613231343135434321
7635065111602043
oct100366303423511
916617431220314
104431115331401
1114592530a3a90
125b69436859a1
13261b108b9c75
14114677b1aa93
157a3e4391251
hex407b30e2749

4431115331401 has 16 divisors (see below), whose sum is σ = 4913684807616. Its totient is φ = 3961849320000.

The previous prime is 4431115331399. The next prime is 4431115331431. The reversal of 4431115331401 is 1041335111344.

It is not a de Polignac number, because 4431115331401 - 21 = 4431115331399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4431115331431) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 6422746 + ... + 7079116.

It is an arithmetic number, because the mean of its divisors is an integer number (307105300476).

Almost surely, 24431115331401 is an apocalyptic number.

It is an amenable number.

4431115331401 is a deficient number, since it is larger than the sum of its proper divisors (482569476215).

4431115331401 is a wasteful number, since it uses less digits than its factorization.

4431115331401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666504.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 4431115331401 in words is "four trillion, four hundred thirty-one billion, one hundred fifteen million, three hundred thirty-one thousand, four hundred one".

Divisors: 1 11 61 671 10061 110671 613721 656371 6750931 7220081 40038631 440424941 6603748631 72641234941 402828666491 4431115331401