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64305060 = 22351377823
BaseRepresentation
bin1111010101001…
…1011110100100
311111000000221220
43311103132210
5112430230220
610214140340
71410404211
oct365233644
9144000856
1064305060
1133331386
12196516b0
1310426641
14877cb08
1559a3540
hex3d537a4

64305060 has 48 divisors (see below), whose sum is σ = 181391616. Its totient is φ = 17020672.

The previous prime is 64305049. The next prime is 64305077. The reversal of 64305060 is 6050346.

It is a self number, because there is not a number n which added to its sum of digits gives 64305060.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4309 + ... + 12131.

It is an arithmetic number, because the mean of its divisors is an integer number (3778992).

Almost surely, 264305060 is an apocalyptic number.

64305060 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64305060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90695808).

64305060 is an abundant number, since it is smaller than the sum of its proper divisors (117086556).

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

64305060 is a wasteful number, since it uses less digits than its factorization.

64305060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7972 (or 7970 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 64305060 is about 8019.0435838696. The cubic root of 64305060 is about 400.6345345492.

The spelling of 64305060 in words is "sixty-four million, three hundred five thousand, sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 137 274 411 548 685 822 1370 1644 2055 2740 4110 7823 8220 15646 23469 31292 39115 46938 78230 93876 117345 156460 234690 469380 1071751 2143502 3215253 4287004 5358755 6430506 10717510 12861012 16076265 21435020 32152530 64305060