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13143432106025 = 5213107377956351
BaseRepresentation
bin1011111101000011000110…
…0110100001000000101001
31201112111111101022110101122
42333100301212201000221
53210320222104343100
643542002004225025
72524403333364614
oct277206146410051
951474441273348
1013143432106025
1142081098589a1
12158335099b175
13744560604980
143362073bb17b
1517bd56853985
hexbf4319a1029

13143432106025 has 24 divisors (see below), whose sum is σ = 17715570130944. Its totient is φ = 9615209544000.

The previous prime is 13143432106019. The next prime is 13143432106109. The reversal of 13143432106025 is 52060123434131.

It is not a de Polignac number, because 13143432106025 - 26 = 13143432105961 is a prime.

It is a Duffinian 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 23 ways as a sum of consecutive naturals, for example, 188943401 + ... + 189012950.

It is an arithmetic number, because the mean of its divisors is an integer number (738148755456).

Almost surely, 213143432106025 is an apocalyptic number.

It is an amenable number.

13143432106025 is a deficient number, since it is larger than the sum of its proper divisors (4572138024919).

13143432106025 is a wasteful number, since it uses less digits than its factorization.

13143432106025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377956481 (or 377956476 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 13143432106025 in words is "thirteen trillion, one hundred forty-three billion, four hundred thirty-two million, one hundred six thousand, twenty-five".

Divisors: 1 5 13 25 65 107 325 535 1391 2675 6955 34775 377956351 1889781755 4913432563 9448908775 24567162815 40441329557 122835814075 202206647785 525737284241 1011033238925 2628686421205 13143432106025