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63129 = 3111913
BaseRepresentation
bin1111011010011001
310012121010
433122121
54010004
61204133
7352023
oct173231
9105533
1063129
1143480
1230649
1322971
1419013
1513a89
hexf699

63129 has 8 divisors (see below), whose sum is σ = 91872. Its totient is φ = 38240.

The previous prime is 63127. The next prime is 63131. The reversal of 63129 is 92136.

It is an interprime number because it is at equal distance from previous prime (63127) and next prime (63131).

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

It is a cyclic number.

It is not a de Polignac number, because 63129 - 21 = 63127 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 924 + ... + 989.

It is an arithmetic number, because the mean of its divisors is an integer number (11484).

263129 is an apocalyptic number.

It is an amenable number.

63129 is a deficient number, since it is larger than the sum of its proper divisors (28743).

63129 is a wasteful number, since it uses less digits than its factorization.

63129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1927.

The product of its digits is 324, while the sum is 21.

The square root of 63129 is about 251.2548506994. The cubic root of 63129 is about 39.8177122076.

The spelling of 63129 in words is "sixty-three thousand, one hundred twenty-nine".

Divisors: 1 3 11 33 1913 5739 21043 63129