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20130134 = 231731751
BaseRepresentation
bin100110011001…
…0100101010110
31101212201100112
41030302211112
520123131014
61555243022
7333050303
oct114624526
941781315
1020130134
11103aa082
1268a9472
13422a72b
1429600aa
151b7973e
hex1332956

20130134 has 8 divisors (see below), whose sum is σ = 30291408. Its totient is φ = 10033000.

The previous prime is 20130079. The next prime is 20130163. The reversal of 20130134 is 43103102.

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

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, 15242 + ... + 16509.

It is an arithmetic number, because the mean of its divisors is an integer number (3786426).

Almost surely, 220130134 is an apocalyptic number.

20130134 is a deficient number, since it is larger than the sum of its proper divisors (10161274).

20130134 is a wasteful number, since it uses less digits than its factorization.

20130134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32070.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 20130134 is about 4486.6617880112. The cubic root of 20130134 is about 272.0292193956.

Adding to 20130134 its reverse (43103102), we get a palindrome (63233236).

The spelling of 20130134 in words is "twenty million, one hundred thirty thousand, one hundred thirty-four".

Divisors: 1 2 317 634 31751 63502 10065067 20130134