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36131429 = 1092111571
BaseRepresentation
bin1000100111010…
…1001001100101
32111222200000002
42021311021211
533222201204
63330231045
7616053305
oct211651145
974880002
1036131429
1119439094
1210125485
137640a59
144b27605
15328a91e
hex2275265

36131429 has 8 divisors (see below), whose sum is σ = 36659040. Its totient is φ = 35607600.

The previous prime is 36131377. The next prime is 36131441. The reversal of 36131429 is 92413163.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 36131429 - 216 = 36065893 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36131489) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22214 + ... + 23784.

It is an arithmetic number, because the mean of its divisors is an integer number (4582380).

Almost surely, 236131429 is an apocalyptic number.

It is an amenable number.

36131429 is a deficient number, since it is larger than the sum of its proper divisors (527611).

36131429 is a wasteful number, since it uses less digits than its factorization.

36131429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1891.

The product of its digits is 3888, while the sum is 29.

The square root of 36131429 is about 6010.9424385865. The cubic root of 36131429 is about 330.5940600309.

The spelling of 36131429 in words is "thirty-six million, one hundred thirty-one thousand, four hundred twenty-nine".

Divisors: 1 109 211 1571 22999 171239 331481 36131429