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68250688762 = 250367843627
BaseRepresentation
bin111111100100000011…
…101101110011111010
320112011111201012222111
4333210003231303322
52104234134020022
651204241042534
74634213165614
oct774403556372
9215144635874
1068250688762
1126a43809703
121128902644a
136588bc4349
143436575db4
151b96c6b477
hexfe40edcfa

68250688762 has 8 divisors (see below), whose sum is σ = 102579565536. Its totient is φ = 34057500252.

The previous prime is 68250688757. The next prime is 68250688787. The reversal of 68250688762 is 26788605286.

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

It is a junction number, because it is equal to n+sod(n) for n = 68250688697 and 68250688706.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33920808 + ... + 33922819.

It is an arithmetic number, because the mean of its divisors is an integer number (12822445692).

Almost surely, 268250688762 is an apocalyptic number.

68250688762 is a deficient number, since it is larger than the sum of its proper divisors (34328876774).

68250688762 is a wasteful number, since it uses less digits than its factorization.

68250688762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67844132.

The product of its (nonzero) digits is 15482880, while the sum is 58.

The spelling of 68250688762 in words is "sixty-eight billion, two hundred fifty million, six hundred eighty-eight thousand, seven hundred sixty-two".

Divisors: 1 2 503 1006 67843627 135687254 34125344381 68250688762