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141669506 = 21154111903
BaseRepresentation
bin10000111000110…
…11010010000010
3100212120120000202
420130123102002
5242231411011
622020245202
73340112426
oct1034332202
9325516022
10141669506
1172a72440
123b540802
1323473214
1414b5ab86
15c68623b
hex871b482

141669506 has 16 divisors (see below), whose sum is σ = 232270848. Its totient is φ = 64270800.

The previous prime is 141669499. The next prime is 141669571. The reversal of 141669506 is 605966141.

It is a self number, because there is not a number n which added to its sum of digits gives 141669506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5951 + ... + 17853.

It is an arithmetic number, because the mean of its divisors is an integer number (14516928).

Almost surely, 2141669506 is an apocalyptic number.

It is a pronic number, being equal to 11902×11903.

141669506 is a deficient number, since it is larger than the sum of its proper divisors (90601342).

141669506 is a wasteful number, since it uses less digits than its factorization.

141669506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12457.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 141669506 is about 11902.4999894980. The cubic root of 141669506 is about 521.3052834110.

The spelling of 141669506 in words is "one hundred forty-one million, six hundred sixty-nine thousand, five hundred six".

Divisors: 1 2 11 22 541 1082 5951 11902 11903 23806 130933 261866 6439523 12879046 70834753 141669506