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6464570060 = 2251353469127
BaseRepresentation
bin1100000010101000…
…11000001011001100
3121200112020011222202
412001110120023030
5101214412220220
62545250101032
7316124640014
oct60124301314
917615204882
106464570060
112818099193
121304b7a778
137c03c74b0
144547c0c44
1527c803275
hex1815182cc

6464570060 has 48 divisors (see below), whose sum is σ = 14895752256. Its totient is φ = 2341876992.

The previous prime is 6464570039. The next prime is 6464570131. The reversal of 6464570060 is 600754646.

It is a junction number, because it is equal to n+sod(n) for n = 6464569996 and 6464570023.

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, 220784 + ... + 248343.

It is an arithmetic number, because the mean of its divisors is an integer number (310328172).

Almost surely, 26464570060 is an apocalyptic number.

It is an amenable number.

6464570060 is an abundant number, since it is smaller than the sum of its proper divisors (8431182196).

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

6464570060 is a wasteful number, since it uses less digits than its factorization.

6464570060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469202 (or 469200 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 6464570060 is about 80402.5500839370. The cubic root of 6464570060 is about 1862.8585617189.

The spelling of 6464570060 in words is "six billion, four hundred sixty-four million, five hundred seventy thousand, sixty".

Divisors: 1 2 4 5 10 13 20 26 52 53 65 106 130 212 260 265 530 689 1060 1378 2756 3445 6890 13780 469127 938254 1876508 2345635 4691270 6098651 9382540 12197302 24394604 24863731 30493255 49727462 60986510 99454924 121973020 124318655 248637310 323228503 497274620 646457006 1292914012 1616142515 3232285030 6464570060