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149135325 = 3521988471
BaseRepresentation
bin10001110001110…
…01111111011101
3101101121212012120
420320321333131
5301134312300
622444253153
73460425603
oct1070717735
9341555176
10149135325
1177201639
1241b411b9
1324b88471
1415b41873
15d15d3a0
hex8e39fdd

149135325 has 12 divisors (see below), whose sum is σ = 246570528. Its totient is φ = 79538800.

The previous prime is 149135321. The next prime is 149135341. The reversal of 149135325 is 523531941.

It is not a de Polignac number, because 149135325 - 22 = 149135321 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149135321) 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, 994161 + ... + 994310.

It is an arithmetic number, because the mean of its divisors is an integer number (20547544).

Almost surely, 2149135325 is an apocalyptic number.

149135325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

149135325 is a deficient number, since it is larger than the sum of its proper divisors (97435203).

149135325 is a wasteful number, since it uses less digits than its factorization.

149135325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1988484 (or 1988479 counting only the distinct ones).

The product of its digits is 16200, while the sum is 33.

The square root of 149135325 is about 12212.0974856902. The cubic root of 149135325 is about 530.3063673103.

The spelling of 149135325 in words is "one hundred forty-nine million, one hundred thirty-five thousand, three hundred twenty-five".

Divisors: 1 3 5 15 25 75 1988471 5965413 9942355 29827065 49711775 149135325