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3445254122525 = 52187373577237
BaseRepresentation
bin110010001000101001001…
…001011110110000011101
3110012100210200110021001222
4302020221021132300131
5422421340023410100
611154421120343125
7503624415565265
oct62105111366035
913170720407058
103445254122525
111109140153136
12477868774aa5
131bcb69906327
14bca733987a5
155e944026485
hex3222925ec1d

3445254122525 has 12 divisors (see below), whose sum is σ = 4274396064372. Its totient is φ = 2754731715840.

The previous prime is 3445254122501. The next prime is 3445254122533. The reversal of 3445254122525 is 5252214525443.

It can be written as a sum of positive squares in 6 ways, for example, as 520736867641 + 2924517254884 = 721621^2 + 1710122^2 .

It is not a de Polignac number, because 3445254122525 - 216 = 3445254056989 is a prime.

It is a super-4 number, since 4×34452541225254 (a number of 51 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent 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 11 ways as a sum of consecutive naturals, for example, 36741794 + ... + 36835443.

It is an arithmetic number, because the mean of its divisors is an integer number (356199672031).

Almost surely, 23445254122525 is an apocalyptic number.

It is an amenable number.

3445254122525 is a deficient number, since it is larger than the sum of its proper divisors (829141941847).

3445254122525 is a wasteful number, since it uses less digits than its factorization.

3445254122525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73579120 (or 73579115 counting only the distinct ones).

The product of its digits is 1920000, while the sum is 44.

Adding to 3445254122525 its reverse (5252214525443), we get a palindrome (8697468647968).

The spelling of 3445254122525 in words is "three trillion, four hundred forty-five billion, two hundred fifty-four million, one hundred twenty-two thousand, five hundred twenty-five".

Divisors: 1 5 25 1873 9365 46825 73577237 367886185 1839430925 137810164901 689050824505 3445254122525