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76666005741 = 3132801701819
BaseRepresentation
bin100011101100110100…
…1100110100011101101
321022212222121121200010
41013121221212203231
52224002444140431
655115254323433
75352566203503
oct1073151464355
9238788547603
1076666005741
112a571a63926
1212a37359579
1372ca4ac750
1439d4070673
151eda953846
hex11d9a668ed

76666005741 has 16 divisors (see below), whose sum is σ = 110123979840. Its totient is φ = 47162169600.

The previous prime is 76666005707. The next prime is 76666005743. The reversal of 76666005741 is 14750066667.

It is not a de Polignac number, because 76666005741 - 211 = 76666003693 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76666005743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 241671 + ... + 460148.

It is an arithmetic number, because the mean of its divisors is an integer number (6882748740).

Almost surely, 276666005741 is an apocalyptic number.

It is an amenable number.

76666005741 is a deficient number, since it is larger than the sum of its proper divisors (33457974099).

76666005741 is a wasteful number, since it uses less digits than its factorization.

76666005741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704636.

The product of its (nonzero) digits is 1270080, while the sum is 48.

The spelling of 76666005741 in words is "seventy-six billion, six hundred sixty-six million, five thousand, seven hundred forty-one".

Divisors: 1 3 13 39 2801 8403 36413 109239 701819 2105457 9123647 27370941 1965795019 5897385057 25555335247 76666005741