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10554223432145 = 518917111584537
BaseRepresentation
bin1001100110010101100010…
…1111010001000111010001
31101100222021222101201102112
42121211120233101013101
52340410022144312040
634240313204355105
72136342331652651
oct231453057210721
941328258351375
1010554223432145
1133aa025a85658
1212255900a5a95
135b734a037393
14286b81958361
151348160c8365
hex99958bd11d1

10554223432145 has 8 divisors (see below), whose sum is σ = 12665737739304. Its totient is φ = 8442932331904.

The previous prime is 10554223432133. The next prime is 10554223432201. The reversal of 10554223432145 is 54123432245501.

It can be written as a sum of positive squares in 4 ways, for example, as 198178109584 + 10356045322561 = 445172^2 + 3218081^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10554223432145 - 214 = 10554223415761 is a prime.

It is a super-2 number, since 2×105542234321452 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55697684 + ... + 55886853.

It is an arithmetic number, because the mean of its divisors is an integer number (1583217217413).

Almost surely, 210554223432145 is an apocalyptic number.

It is an amenable number.

10554223432145 is a deficient number, since it is larger than the sum of its proper divisors (2111514307159).

10554223432145 is a wasteful number, since it uses less digits than its factorization.

10554223432145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111603459.

The product of its (nonzero) digits is 576000, while the sum is 41.

Adding to 10554223432145 its reverse (54123432245501), we get a palindrome (64677655677646).

The spelling of 10554223432145 in words is "ten trillion, five hundred fifty-four billion, two hundred twenty-three million, four hundred thirty-two thousand, one hundred forty-five".

Divisors: 1 5 18917 94585 111584537 557922685 2110844686429 10554223432145