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12701010 = 2357311951
BaseRepresentation
bin110000011100…
…110101010010
3212220021111210
4300130311102
511222413020
61132120550
7212646120
oct60346522
925807453
1012701010
117195503
124306156
1328290ba
141988910
1511ad3e0
hexc1cd52

12701010 has 64 divisors (see below), whose sum is σ = 35979264. Its totient is φ = 2808000.

The previous prime is 12701009. The next prime is 12701069. The reversal of 12701010 is 1010721.

It is a super-2 number, since 2×127010102 = 322631310040200, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 5535 + ... + 7485.

It is an arithmetic number, because the mean of its divisors is an integer number (562176).

Almost surely, 212701010 is an apocalyptic number.

12701010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12701010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17989632).

12701010 is an abundant number, since it is smaller than the sum of its proper divisors (23278254).

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

12701010 is a wasteful number, since it uses less digits than its factorization.

12701010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1999.

The product of its (nonzero) digits is 14, while the sum is 12.

The square root of 12701010 is about 3563.8476398410. The cubic root of 12701010 is about 233.3168401040.

Adding to 12701010 its reverse (1010721), we get a palindrome (13711731).

The spelling of 12701010 in words is "twelve million, seven hundred one thousand, ten".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 31 35 42 62 70 93 105 155 186 210 217 310 434 465 651 930 1085 1302 1951 2170 3255 3902 5853 6510 9755 11706 13657 19510 27314 29265 40971 58530 60481 68285 81942 120962 136570 181443 204855 302405 362886 409710 423367 604810 846734 907215 1270101 1814430 2116835 2540202 4233670 6350505 12701010