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76137140 = 22559113571
BaseRepresentation
bin1001000100111…
…00001010110100
312022021011112002
410202130022310
5123442342030
611315514432
71613104112
oct442341264
9168234462
1076137140
1139a82a62
12215b8a18
1312a0a081
14a17cab2
156a3e245
hex489c2b4

76137140 has 48 divisors (see below), whose sum is σ = 164324160. Its totient is φ = 29621760.

The previous prime is 76137121. The next prime is 76137167. The reversal of 76137140 is 4173167.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 133055 + ... + 133625.

It is an arithmetic number, because the mean of its divisors is an integer number (3423420).

Almost surely, 276137140 is an apocalyptic number.

It is an amenable number.

76137140 is an abundant number, since it is smaller than the sum of its proper divisors (88187020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76137140 is a wasteful number, since it uses less digits than its factorization.

76137140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752 (or 750 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 76137140 is about 8725.6598604346. The cubic root of 76137140 is about 423.8369864033.

The spelling of 76137140 in words is "seventy-six million, one hundred thirty-seven thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 59 113 118 226 236 295 452 565 571 590 1130 1142 1180 2260 2284 2855 5710 6667 11420 13334 26668 33335 33689 64523 66670 67378 129046 133340 134756 168445 258092 322615 336890 645230 673780 1290460 3806857 7613714 15227428 19034285 38068570 76137140