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134552141 = 2923319913
BaseRepresentation
bin10000000010100…
…01101001001101
3100101011221211122
420001101221031
5233421132031
621203530325
73222450203
oct1001215115
9311157748
10134552141
1169a51019
12390899a5
1321b50769
1413c27073
15bc2c47b
hex8051a4d

134552141 has 8 divisors (see below), whose sum is σ = 139796280. Its totient is φ = 129348352.

The previous prime is 134552081. The next prime is 134552177. The reversal of 134552141 is 141255431.

It can be written as a sum of positive squares in 4 ways, for example, as 687241 + 133864900 = 829^2 + 11570^2 .

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

It is a de Polignac number, because none of the positive numbers 2k-134552141 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 134552141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134552191) 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, 3200 + ... + 16713.

It is an arithmetic number, because the mean of its divisors is an integer number (17474535).

Almost surely, 2134552141 is an apocalyptic number.

It is an amenable number.

134552141 is a deficient number, since it is larger than the sum of its proper divisors (5244139).

134552141 is a wasteful number, since it uses less digits than its factorization.

134552141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20175.

The product of its digits is 2400, while the sum is 26.

The square root of 134552141 is about 11599.6612450537. The cubic root of 134552141 is about 512.4248754449.

The spelling of 134552141 in words is "one hundred thirty-four million, five hundred fifty-two thousand, one hundred forty-one".

Divisors: 1 29 233 6757 19913 577477 4639729 134552141