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135423070 = 25194211693
BaseRepresentation
bin10000001001001…
…10010001011110
3100102211012112021
420010212101132
5234132014240
621234330354
73233035306
oct1004462136
9312735467
10135423070
116a4963a2
12394299ba
1322096cc3
1413db2606
15bd5054a
hex812645e

135423070 has 32 divisors (see below), whose sum is σ = 257352480. Its totient is φ = 51166080.

The previous prime is 135423059. The next prime is 135423073. The reversal of 135423070 is 70324531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135423073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79144 + ... + 80836.

It is an arithmetic number, because the mean of its divisors is an integer number (8042265).

Almost surely, 2135423070 is an apocalyptic number.

135423070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135423070 is a deficient number, since it is larger than the sum of its proper divisors (121929410).

135423070 is a wasteful number, since it uses less digits than its factorization.

135423070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2140.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 135423070 is about 11637.1418312230. The cubic root of 135423070 is about 513.5281063136.

The spelling of 135423070 in words is "one hundred thirty-five million, four hundred twenty-three thousand, seventy".

Divisors: 1 2 5 10 19 38 95 190 421 842 1693 2105 3386 4210 7999 8465 15998 16930 32167 39995 64334 79990 160835 321670 712753 1425506 3563765 7127530 13542307 27084614 67711535 135423070