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76890352 = 24711139449
BaseRepresentation
bin1001001010101…
…00000011110000
312100200102201211
410211110003300
5124140442402
611344005504
71622362060
oct445240360
9170612654
1076890352
113a447950
1221900894
1312c11b66
14a2d73a0
156b3c4d7
hex49540f0

76890352 has 80 divisors (see below), whose sum is σ = 187488000. Its totient is φ = 29675520.

The previous prime is 76890347. The next prime is 76890353. The reversal of 76890352 is 25309867.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76890353) 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, 171024 + ... + 171472.

It is an arithmetic number, because the mean of its divisors is an integer number (2343600).

Almost surely, 276890352 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 76890352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93744000).

76890352 is an abundant number, since it is smaller than the sum of its proper divisors (110597648).

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

76890352 is a wasteful number, since it uses less digits than its factorization.

76890352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614 (or 608 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 76890352 is about 8768.7143869555. The cubic root of 76890352 is about 425.2300521518.

The spelling of 76890352 in words is "seventy-six million, eight hundred ninety thousand, three hundred fifty-two".

Divisors: 1 2 4 7 8 11 14 16 22 28 44 56 77 88 112 139 154 176 278 308 449 556 616 898 973 1112 1232 1529 1796 1946 2224 3058 3143 3592 3892 4939 6116 6286 7184 7784 9878 10703 12232 12572 15568 19756 21406 24464 25144 34573 39512 42812 50288 62411 69146 79024 85624 124822 138292 171248 249644 276584 436877 499288 553168 686521 873754 998576 1373042 1747508 2746084 3495016 4805647 5492168 6990032 9611294 10984336 19222588 38445176 76890352