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667233125057 = 3929654725939
BaseRepresentation
bin10011011010110100011…
…00011000001011000001
32100210020121211200111002
421231122030120023001
541412443140000212
61230304521301345
766130441661612
oct11553214301301
92323217750432
10667233125057
11237a76782564
12a9393034855
134abc5aa5145
1424419619c09
15125525d8ac2
hex9b5a3182c1

667233125057 has 8 divisors (see below), whose sum is σ = 667530621600. Its totient is φ = 666935701344.

The previous prime is 667233124981. The next prime is 667233125071. The reversal of 667233125057 is 750521332766.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-667233125057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (667233125257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25710194 + ... + 25736132.

It is an arithmetic number, because the mean of its divisors is an integer number (83441327700).

Almost surely, 2667233125057 is an apocalyptic number.

It is an amenable number.

667233125057 is a deficient number, since it is larger than the sum of its proper divisors (297496543).

667233125057 is a wasteful number, since it uses less digits than its factorization.

667233125057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36415.

The product of its (nonzero) digits is 1587600, while the sum is 47.

The spelling of 667233125057 in words is "six hundred sixty-seven billion, two hundred thirty-three million, one hundred twenty-five thousand, fifty-seven".

Divisors: 1 3929 6547 25939 25723163 101914331 169822633 667233125057