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135130454 = 2118756921
BaseRepresentation
bin10000000110111…
…10110101010110
3100102021100010122
420003132311112
5234043133304
621224151542
73230406224
oct1003366526
9312240118
10135130454
116a306568
12393085b2
1321cc3a64
1413d37b14
15bce39be
hex80ded56

135130454 has 8 divisors (see below), whose sum is σ = 202870008. Its totient is φ = 67507120.

The previous prime is 135130441. The next prime is 135130469. The reversal of 135130454 is 454031531.

135130454 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×1351304542 = 36520479196492232, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26087 + ... + 30834.

It is an arithmetic number, because the mean of its divisors is an integer number (25358751).

Almost surely, 2135130454 is an apocalyptic number.

135130454 is a deficient number, since it is larger than the sum of its proper divisors (67739554).

135130454 is a wasteful number, since it uses less digits than its factorization.

135130454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58110.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 135130454 is about 11624.5625294030. The cubic root of 135130454 is about 513.1579702155.

Adding to 135130454 its reverse (454031531), we get a palindrome (589161985).

The spelling of 135130454 in words is "one hundred thirty-five million, one hundred thirty thousand, four hundred fifty-four".

Divisors: 1 2 1187 2374 56921 113842 67565227 135130454