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4161129 = 37228307
BaseRepresentation
bin1111110111111001101001
321211101222220
433313321221
52031124004
6225104253
750240400
oct17677151
97741886
104161129
112392355
121488089
13b2900b
147a4637
15572dd9
hex3f7e69

4161129 has 12 divisors (see below), whose sum is σ = 6454224. Its totient is φ = 2377704.

The previous prime is 4161119. The next prime is 4161149. The reversal of 4161129 is 9211614.

It is not a de Polignac number, because 4161129 - 29 = 4160617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4161099 and 4161108.

It is not an unprimeable number, because it can be changed into a prime (4161109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14007 + ... + 14300.

It is an arithmetic number, because the mean of its divisors is an integer number (537852).

Almost surely, 24161129 is an apocalyptic number.

4161129 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

4161129 is a deficient number, since it is larger than the sum of its proper divisors (2293095).

4161129 is a wasteful number, since it uses less digits than its factorization.

4161129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28324 (or 28317 counting only the distinct ones).

The product of its digits is 432, while the sum is 24.

The square root of 4161129 is about 2039.8845555570. The cubic root of 4161129 is about 160.8435783845.

The spelling of 4161129 in words is "four million, one hundred sixty-one thousand, one hundred twenty-nine".

Divisors: 1 3 7 21 49 147 28307 84921 198149 594447 1387043 4161129