Search a number
-
+
141768808 = 2317721101
BaseRepresentation
bin10000111001100…
…11100001101000
3100212202121020121
420130303201220
5242243100213
622022333024
73341005066
oct1034634150
9325677217
10141768808
1173030005
123b58a174
13234a948c
1414b85036
15c6a588d
hex8733868

141768808 has 8 divisors (see below), whose sum is σ = 265816530. Its totient is φ = 70884400.

The previous prime is 141768787. The next prime is 141768811. The reversal of 141768808 is 808867141.

It can be written as a sum of positive squares in only one way, i.e., 98446084 + 43322724 = 9922^2 + 6582^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8860543 + ... + 8860558.

Almost surely, 2141768808 is an apocalyptic number.

It is an amenable number.

141768808 is a deficient number, since it is larger than the sum of its proper divisors (124047722).

141768808 is a wasteful number, since it uses less digits than its factorization.

141768808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17721107 (or 17721103 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 43.

The square root of 141768808 is about 11906.6707353483. The cubic root of 141768808 is about 521.4270564218.

It can be divided in two parts, 1417 and 68808, that added together give a square (70225 = 2652).

The spelling of 141768808 in words is "one hundred forty-one million, seven hundred sixty-eight thousand, eight hundred eight".

Divisors: 1 2 4 8 17721101 35442202 70884404 141768808