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13752055025731 = 111250186820521
BaseRepresentation
bin1100100000011110011001…
…0110101101000001000011
31210200200110100201012222101
43020013212112231001003
53300303202041310411
645125335025451231
72616360513011341
oct310074626550103
953620410635871
1013752055025731
114422239601710
1216612a74a0b17
13789a75867219
1435786295a991
1518cac87158c1
hexc81e65ad043

13752055025731 has 4 divisors (see below), whose sum is σ = 15002241846264. Its totient is φ = 12501868205200.

The previous prime is 13752055025729. The next prime is 13752055025749.

It is a happy number.

13752055025731 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 13752055025731 - 21 = 13752055025729 is a prime.

It is a super-2 number, since 2×137520550257312 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13752055025431) 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 3 ways as a sum of consecutive naturals, for example, 625093410250 + ... + 625093410271.

It is an arithmetic number, because the mean of its divisors is an integer number (3750560461566).

Almost surely, 213752055025731 is an apocalyptic number.

13752055025731 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13752055025731 is a deficient number, since it is larger than the sum of its proper divisors (1250186820533).

13752055025731 is a wasteful number, since it uses less digits than its factorization.

13752055025731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250186820532.

The product of its (nonzero) digits is 1102500, while the sum is 46.

The spelling of 13752055025731 in words is "thirteen trillion, seven hundred fifty-two billion, fifty-five million, twenty-five thousand, seven hundred thirty-one".

Divisors: 1 11 1250186820521 13752055025731