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135214230 = 23539711353
BaseRepresentation
bin10000000111100…
…11010010010110
3100102102121001110
420003303102112
5234103323410
621230035450
73231205404
oct1003632226
9312377043
10135214230
116a3634a8
1239348b86
1322022c28
1413d5a474
15bd0d720
hex80f3496

135214230 has 32 divisors (see below), whose sum is σ = 325360224. Its totient is φ = 35963136.

The previous prime is 135214223. The next prime is 135214237. The reversal of 135214230 is 32412531.

It is an interprime number because it is at equal distance from previous prime (135214223) and next prime (135214237).

It is a junction number, because it is equal to n+sod(n) for n = 135214197 and 135214206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135214237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6234 + ... + 17586.

It is an arithmetic number, because the mean of its divisors is an integer number (10167507).

Almost surely, 2135214230 is an apocalyptic number.

135214230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135214230 is an abundant number, since it is smaller than the sum of its proper divisors (190145994).

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

135214230 is a wasteful number, since it uses less digits than its factorization.

135214230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11760.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 135214230 is about 11628.1653755010. The cubic root of 135214230 is about 513.2639947761.

Adding to 135214230 its reverse (32412531), we get a palindrome (167626761).

The spelling of 135214230 in words is "one hundred thirty-five million, two hundred fourteen thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 397 794 1191 1985 2382 3970 5955 11353 11910 22706 34059 56765 68118 113530 170295 340590 4507141 9014282 13521423 22535705 27042846 45071410 67607115 135214230