Search a number
-
+
141688 = 2389199
BaseRepresentation
bin100010100101111000
321012100201
4202211320
514013223
63011544
71130041
oct424570
9235321
10141688
11974a8
1269bb4
134c651
14398c8
152bead
hex22978

141688 has 16 divisors (see below), whose sum is σ = 270000. Its totient is φ = 69696.

The previous prime is 141679. The next prime is 141689. The reversal of 141688 is 886141.

It is a super-3 number, since 3×1416883 = 8533367802518016, which contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 613 + ... + 811.

It is an arithmetic number, because the mean of its divisors is an integer number (16875).

2141688 is an apocalyptic number.

It is an amenable number.

141688 is a deficient number, since it is larger than the sum of its proper divisors (128312).

141688 is a wasteful number, since it uses less digits than its factorization.

141688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294 (or 290 counting only the distinct ones).

The product of its digits is 1536, while the sum is 28.

The square root of 141688 is about 376.4146649641. The cubic root of 141688 is about 52.1327966722.

It can be divided in two parts, 14 and 1688, that multiplied together give a palindrome (23632).

The spelling of 141688 in words is "one hundred forty-one thousand, six hundred eighty-eight".

Divisors: 1 2 4 8 89 178 199 356 398 712 796 1592 17711 35422 70844 141688