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76338860 = 22513893299
BaseRepresentation
bin1001000110011…
…01011010101100
312022122102020012
410203031122230
5124020320420
611324112352
71614604163
oct443153254
9168572205
1076338860
113a100574
12216956b8
1312a7ab30
14a1d23da
156a7ddc5
hex48cd6ac

76338860 has 48 divisors (see below), whose sum is σ = 174636000. Its totient is φ = 27861504.

The previous prime is 76338851. The next prime is 76338869. The reversal of 76338860 is 6883367.

It is an interprime number because it is at equal distance from previous prime (76338851) and next prime (76338869).

It is not an unprimeable number, because it can be changed into a prime (76338869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21491 + ... + 24789.

It is an arithmetic number, because the mean of its divisors is an integer number (3638250).

Almost surely, 276338860 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76338860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87318000).

76338860 is an abundant number, since it is smaller than the sum of its proper divisors (98297140).

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

76338860 is a wasteful number, since it uses less digits than its factorization.

76338860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3410 (or 3408 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 76338860 is about 8737.2112255570. The cubic root of 76338860 is about 424.2109650874.

The spelling of 76338860 in words is "seventy-six million, three hundred thirty-eight thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 13 20 26 52 65 89 130 178 260 356 445 890 1157 1780 2314 3299 4628 5785 6598 11570 13196 16495 23140 32990 42887 65980 85774 171548 214435 293611 428870 587222 857740 1174444 1468055 2936110 3816943 5872220 7633886 15267772 19084715 38169430 76338860