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1345528160657 = 5974092252273
BaseRepresentation
bin10011100101000111101…
…110100110000110010001
311202122001011121122111122
4103211013232212012101
5134021120202120112
62510043242052025
7166132304441552
oct23450756460621
94678034548448
101345528160657
114796a962914a
121989327aa015
1399b62570385
14491a4020329
1525000de0872
hex13947ba6191

1345528160657 has 4 divisors (see below), whose sum is σ = 1345531010340. Its totient is φ = 1345525310976.

The previous prime is 1345528160653. The next prime is 1345528160699. The reversal of 1345528160657 is 7560618255431.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 47749242256 + 1297778918401 = 218516^2 + 1139201^2 .

It is a cyclic number.

It is not a de Polignac number, because 1345528160657 - 22 = 1345528160653 is a prime.

It is a super-2 number, since 2×13455281606572 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1345528160599 and 1345528160608.

It is not an unprimeable number, because it can be changed into a prime (1345528160651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 528728 + ... + 1723545.

It is an arithmetic number, because the mean of its divisors is an integer number (336382752585).

Almost surely, 21345528160657 is an apocalyptic number.

It is an amenable number.

1345528160657 is a deficient number, since it is larger than the sum of its proper divisors (2849683).

1345528160657 is an equidigital number, since it uses as much as digits as its factorization.

1345528160657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2849682.

The product of its (nonzero) digits is 6048000, while the sum is 53.

The spelling of 1345528160657 in words is "one trillion, three hundred forty-five billion, five hundred twenty-eight million, one hundred sixty thousand, six hundred fifty-seven".

Divisors: 1 597409 2252273 1345528160657