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149827005 = 32512912579
BaseRepresentation
bin10001110111000…
…10110110111101
3101102221000000100
420323202312331
5301323431010
622511151313
73466336266
oct1073426675
9342830010
10149827005
1177634279
1242215539
132506b243
1415c8196d
15d2482c0
hex8ee2dbd

149827005 has 24 divisors (see below), whose sum is σ = 260002080. Its totient is φ = 79814880.

The previous prime is 149827003. The next prime is 149827033. The reversal of 149827005 is 500728941.

It is not a de Polignac number, because 149827005 - 21 = 149827003 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149827003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56806 + ... + 59384.

It is an arithmetic number, because the mean of its divisors is an integer number (10833420).

Almost surely, 2149827005 is an apocalyptic number.

149827005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

149827005 is a deficient number, since it is larger than the sum of its proper divisors (110175075).

149827005 is a wasteful number, since it uses less digits than its factorization.

149827005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3881 (or 3878 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 149827005 is about 12240.3841851471. The cubic root of 149827005 is about 531.1249453284.

The spelling of 149827005 in words is "one hundred forty-nine million, eight hundred twenty-seven thousand, five".

Divisors: 1 3 5 9 15 45 1291 2579 3873 6455 7737 11619 12895 19365 23211 38685 58095 116055 3329489 9988467 16647445 29965401 49942335 149827005