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289518125324 = 2272379531331
BaseRepresentation
bin1000011011010001010…
…00000000000100001100
31000200022000102121211112
410031220220000010030
514220413120002244
6341000334111152
726626346314061
oct4155050000414
91020260377745
10289518125324
1110186948575a
124813b04b4b8
13213bc3643bc
1410026dc4c68
1577e736839e
hex4368a0010c

289518125324 has 6 divisors (see below), whose sum is σ = 506656719324. Its totient is φ = 144759062660.

The previous prime is 289518125291. The next prime is 289518125327. The reversal of 289518125324 is 423521815982.

It is a super-2 number, since 2×2895181253242 (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (289518125327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36189765662 + ... + 36189765669.

It is an arithmetic number, because the mean of its divisors is an integer number (84442786554).

Almost surely, 2289518125324 is an apocalyptic number.

It is an amenable number.

289518125324 is a deficient number, since it is larger than the sum of its proper divisors (217138594000).

289518125324 is a wasteful number, since it uses less digits than its factorization.

289518125324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72379531335 (or 72379531333 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 50.

The spelling of 289518125324 in words is "two hundred eighty-nine billion, five hundred eighteen million, one hundred twenty-five thousand, three hundred twenty-four".

Divisors: 1 2 4 72379531331 144759062662 289518125324