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134121030 = 2355218581
BaseRepresentation
bin1111111111010…
…00011001000110
3100100101001110120
413333220121012
5233313333110
621150402410
73216003261
oct777503106
9310331416
10134121030
116978712a
1238b00406
1321a2c474
1413b53cd8
15bb94870
hex7fe8646

134121030 has 32 divisors (see below), whose sum is σ = 322545888. Its totient is φ = 35692800.

The previous prime is 134121011. The next prime is 134121061. The reversal of 134121030 is 30121431.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11340 + ... + 19920.

It is an arithmetic number, because the mean of its divisors is an integer number (10079559).

Almost surely, 2134121030 is an apocalyptic number.

134121030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134121030 is an abundant number, since it is smaller than the sum of its proper divisors (188424858).

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

134121030 is a wasteful number, since it uses less digits than its factorization.

134121030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9112.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 134121030 is about 11581.0634226741. The cubic root of 134121030 is about 511.8770125942.

Adding to 134121030 its reverse (30121431), we get a palindrome (164242461).

The spelling of 134121030 in words is "one hundred thirty-four million, one hundred twenty-one thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 521 1042 1563 2605 3126 5210 7815 8581 15630 17162 25743 42905 51486 85810 128715 257430 4470701 8941402 13412103 22353505 26824206 44707010 67060515 134121030