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135006432 = 25311173739
BaseRepresentation
bin10000000110000…
…00100011100000
3100102001001000020
420003000203200
5234030201212
621221353440
73226351521
oct1003004340
9312031006
10135006432
116a231370
1239268880
1321c7c482
1413d04848
15bcbbd8c
hex80c08e0

135006432 has 96 divisors (see below), whose sum is σ = 389370240. Its totient is φ = 40619520.

The previous prime is 135006427. The next prime is 135006433. The reversal of 135006432 is 234600531.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135006433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 182319 + ... + 183057.

It is an arithmetic number, because the mean of its divisors is an integer number (4055940).

Almost surely, 2135006432 is an apocalyptic number.

135006432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135006432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194685120).

135006432 is an abundant number, since it is smaller than the sum of its proper divisors (254363808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135006432 is a wasteful number, since it uses less digits than its factorization.

135006432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 936 (or 928 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 135006432 is about 11619.2268245353. The cubic root of 135006432 is about 513.0009309590. Note that the first 3 decimals are identical.

Adding to 135006432 its reverse (234600531), we get a palindrome (369606963).

The spelling of 135006432 in words is "one hundred thirty-five million, six thousand, four hundred thirty-two".

Divisors: 1 2 3 4 6 8 11 12 16 22 24 32 33 44 48 66 88 96 132 173 176 264 346 352 519 528 692 739 1038 1056 1384 1478 1903 2076 2217 2768 2956 3806 4152 4434 5536 5709 5912 7612 8129 8304 8868 11418 11824 15224 16258 16608 17736 22836 23648 24387 30448 32516 35472 45672 48774 60896 65032 70944 91344 97548 127847 130064 182688 195096 255694 260128 383541 390192 511388 767082 780384 1022776 1406317 1534164 2045552 2812634 3068328 4091104 4218951 5625268 6136656 8437902 11250536 12273312 16875804 22501072 33751608 45002144 67503216 135006432