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141243210 = 23351074889
BaseRepresentation
bin10000110101100…
…11001101001010
3100211202220021000
420122303031022
5242124240320
622003155430
73333355533
oct1032631512
9324686230
10141243210
1172801129
123b375b76
1323354184
1414a8968a
15c5eec90
hex86b334a

141243210 has 64 divisors (see below), whose sum is σ = 380246400. Its totient is φ = 37305216.

The previous prime is 141243199. The next prime is 141243217. The reversal of 141243210 is 12342141.

141243210 is a `hidden beast` number, since 1 + 412 + 43 + 210 = 666.

It is a super-2 number, since 2×1412432102 = 39899288742208200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a zygodrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (141243217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26446 + ... + 31334.

It is an arithmetic number, because the mean of its divisors is an integer number (5941350).

Almost surely, 2141243210 is an apocalyptic number.

141243210 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 141243210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190123200).

141243210 is an abundant number, since it is smaller than the sum of its proper divisors (239003190).

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

141243210 is a wasteful number, since it uses less digits than its factorization.

141243210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5012 (or 5006 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 141243210 is about 11884.5786631247. The cubic root of 141243210 is about 520.7818735860.

Adding to 141243210 its reverse (12342141), we get a palindrome (153585351).

The spelling of 141243210 in words is "one hundred forty-one million, two hundred forty-three thousand, two hundred ten".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 90 107 135 214 270 321 535 642 963 1070 1605 1926 2889 3210 4815 4889 5778 9630 9778 14445 14667 24445 28890 29334 44001 48890 73335 88002 132003 146670 220005 264006 440010 523123 660015 1046246 1320030 1569369 2615615 3138738 4708107 5231230 7846845 9416214 14124321 15693690 23540535 28248642 47081070 70621605 141243210