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55134134 = 2112227827
BaseRepresentation
bin1101001001010…
…0011110110110
310211202002210222
43102110132312
5103103243014
65245414342
71236426626
oct322243666
9124662728
1055134134
1129138100
121656a3b2
13b565263
147472886
154c9108e
hex34947b6

55134134 has 12 divisors (see below), whose sum is σ = 90903372. Its totient is φ = 25060860.

The previous prime is 55134119. The next prime is 55134139. The reversal of 55134134 is 43143155.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55134139) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 113672 + ... + 114155.

It is an arithmetic number, because the mean of its divisors is an integer number (7575281).

Almost surely, 255134134 is an apocalyptic number.

55134134 is a deficient number, since it is larger than the sum of its proper divisors (35769238).

55134134 is a wasteful number, since it uses less digits than its factorization.

55134134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227851 (or 227840 counting only the distinct ones).

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

The square root of 55134134 is about 7425.2362925364. The cubic root of 55134134 is about 380.6041497760.

Adding to 55134134 its reverse (43143155), we get a palindrome (98277289).

The spelling of 55134134 in words is "fifty-five million, one hundred thirty-four thousand, one hundred thirty-four".

Divisors: 1 2 11 22 121 242 227827 455654 2506097 5012194 27567067 55134134