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82610976 = 2537269457
BaseRepresentation
bin1001110110010…
…00101100100000
312202110001221210
410323020230200
5132122022401
612110350120
72022116220
oct473105440
9182401853
1082610976
11426a4938
12237bb340
1314165946
14ad86080
1573bc4d6
hex4ec8b20

82610976 has 96 divisors (see below), whose sum is σ = 249298560. Its totient is φ = 23463936.

The previous prime is 82610971. The next prime is 82610981. The reversal of 82610976 is 67901628.

It is an interprime number because it is at equal distance from previous prime (82610971) and next prime (82610981).

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82610971) by changing a digit.

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, 180540 + ... + 180996.

It is an arithmetic number, because the mean of its divisors is an integer number (2596860).

Almost surely, 282610976 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 82610976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124649280).

82610976 is an abundant number, since it is smaller than the sum of its proper divisors (166687584).

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

82610976 is a wasteful number, since it uses less digits than its factorization.

82610976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746 (or 738 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 82610976 is about 9089.0580370025. The cubic root of 82610976 is about 435.5244935196.

The spelling of 82610976 in words is "eighty-two million, six hundred ten thousand, nine hundred seventy-six".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 84 96 112 168 224 269 336 457 538 672 807 914 1076 1371 1614 1828 1883 2152 2742 3199 3228 3656 3766 4304 5484 5649 6398 6456 7312 7532 8608 9597 10968 11298 12796 12912 14624 15064 19194 21936 22596 25592 25824 30128 38388 43872 45192 51184 60256 76776 90384 102368 122933 153552 180768 245866 307104 368799 491732 737598 860531 983464 1475196 1721062 1966928 2581593 2950392 3442124 3933856 5163186 5900784 6884248 10326372 11801568 13768496 20652744 27536992 41305488 82610976