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68730258127 = 1072572499373
BaseRepresentation
bin100000000000010100…
…1001000001011001111
320120101221002212110211
41000000221020023033
52111224421230002
651324011543251
74652125361206
oct1000051101317
9216357085424
1068730258127
112716a491223
12113a175ab27
136634374cbb
14348013023d
151bc3deadd7
hex1000a482cf

68730258127 has 8 divisors (see below), whose sum is σ = 69642557136. Its totient is φ = 67822958592.

The previous prime is 68730258101. The next prime is 68730258161. The reversal of 68730258127 is 72185203786.

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 68730258127 - 211 = 68730256079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68730258197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1222188 + ... + 1277185.

It is an arithmetic number, because the mean of its divisors is an integer number (8705319642).

Almost surely, 268730258127 is an apocalyptic number.

68730258127 is a deficient number, since it is larger than the sum of its proper divisors (912299009).

68730258127 is a wasteful number, since it uses less digits than its factorization.

68730258127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2499737.

The product of its (nonzero) digits is 1128960, while the sum is 49.

The spelling of 68730258127 in words is "sixty-eight billion, seven hundred thirty million, two hundred fifty-eight thousand, one hundred twenty-seven".

Divisors: 1 107 257 27499 2499373 267432911 642338861 68730258127