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141020241 = 386354469
BaseRepresentation
bin10000110011111…
…00110001010001
3100211100120101220
420121330301101
5242100121431
621554315253
73331436505
oct1031746121
9324316356
10141020241
117266965a
123b288b29
13232a683b
1414a2c305
15c5a8b96
hex867cc51

141020241 has 8 divisors (see below), whose sum is σ = 188248320. Its totient is φ = 93902832.

The previous prime is 141020239. The next prime is 141020251. The reversal of 141020241 is 142020141.

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

It is not a de Polignac number, because 141020241 - 21 = 141020239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 141020241.

It is not an unprimeable number, because it can be changed into a prime (141020251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24646 + ... + 29823.

It is an arithmetic number, because the mean of its divisors is an integer number (23531040).

Almost surely, 2141020241 is an apocalyptic number.

It is an amenable number.

141020241 is a deficient number, since it is larger than the sum of its proper divisors (47228079).

141020241 is an equidigital number, since it uses as much as digits as its factorization.

141020241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55335.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 141020241 is about 11875.1943563042. The cubic root of 141020241 is about 520.5076908028.

Adding to 141020241 its reverse (142020141), we get a palindrome (283040382).

The spelling of 141020241 in words is "one hundred forty-one million, twenty thousand, two hundred forty-one".

Divisors: 1 3 863 2589 54469 163407 47006747 141020241