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64306056 = 23319313883
BaseRepresentation
bin1111010101001…
…1101110001000
311111000002022210
43311103232020
5112430243211
610214145120
71410410133
oct365235610
9144002283
1064306056
1133332101
12196521a0
1310426c29
14877d21a
1559a39a6
hex3d53b88

64306056 has 32 divisors (see below), whose sum is σ = 161609760. Its totient is φ = 21322752.

The previous prime is 64306043. The next prime is 64306061. The reversal of 64306056 is 65060346.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2310 + ... + 11573.

It is an arithmetic number, because the mean of its divisors is an integer number (5050305).

Almost surely, 264306056 is an apocalyptic number.

It is an amenable number.

64306056 is an abundant number, since it is smaller than the sum of its proper divisors (97303704).

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

64306056 is a wasteful number, since it uses less digits than its factorization.

64306056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14085 (or 14081 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 64306056 is about 8019.1056857981. The cubic root of 64306056 is about 400.6366029708.

The spelling of 64306056 in words is "sixty-four million, three hundred six thousand, fifty-six".

Divisors: 1 2 3 4 6 8 12 24 193 386 579 772 1158 1544 2316 4632 13883 27766 41649 55532 83298 111064 166596 333192 2679419 5358838 8038257 10717676 16076514 21435352 32153028 64306056