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652960 = 25571153
BaseRepresentation
bin10011111011010100000
31020011200201
42133122200
5131343320
621554544
75356450
oct2373240
91204621
10652960
11406640
12275a54
1319b289
1412dd60
15cd70a
hex9f6a0

652960 has 96 divisors (see below), whose sum is σ = 1959552. Its totient is φ = 199680.

The previous prime is 652957. The next prime is 652969. The reversal of 652960 is 69256.

652960 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (652969) 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, 12294 + ... + 12346.

It is an arithmetic number, because the mean of its divisors is an integer number (20412).

2652960 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 652960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (979776).

652960 is an abundant number, since it is smaller than the sum of its proper divisors (1306592).

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

652960 is a wasteful number, since it uses less digits than its factorization.

652960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86 (or 78 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 652960 is about 808.0594037569. The cubic root of 652960 is about 86.7552020954.

It can be divided in two parts, 65 and 2960, that added together give a square (3025 = 552).

The spelling of 652960 in words is "six hundred fifty-two thousand, nine hundred sixty".

Divisors: 1 2 4 5 7 8 10 11 14 16 20 22 28 32 35 40 44 53 55 56 70 77 80 88 106 110 112 140 154 160 176 212 220 224 265 280 308 352 371 385 424 440 530 560 583 616 742 770 848 880 1060 1120 1166 1232 1484 1540 1696 1760 1855 2120 2332 2464 2915 2968 3080 3710 4081 4240 4664 5830 5936 6160 7420 8162 8480 9328 11660 11872 12320 14840 16324 18656 20405 23320 29680 32648 40810 46640 59360 65296 81620 93280 130592 163240 326480 652960