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141115451 = 1921413469
BaseRepresentation
bin10000110100101…
…00000000111011
3100211112102000012
420122110000323
5242111143301
622000332135
73332314211
oct1032240073
9324472005
10141115451
1172724144
123b31404b
132330ac89
1414a54cb1
15c5c6ebb
hex869403b

141115451 has 8 divisors (see below), whose sum is σ = 148654800. Its totient is φ = 133587360.

The previous prime is 141115397. The next prime is 141115493. The reversal of 141115451 is 154511141.

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 141115451 - 210 = 141114427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141114451) by changing a digit.

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, 38945 + ... + 42413.

It is an arithmetic number, because the mean of its divisors is an integer number (18581850).

Almost surely, 2141115451 is an apocalyptic number.

141115451 is a deficient number, since it is larger than the sum of its proper divisors (7539349).

141115451 is a wasteful number, since it uses less digits than its factorization.

141115451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5629.

The product of its digits is 400, while the sum is 23.

The square root of 141115451 is about 11879.2024563941. The cubic root of 141115451 is about 520.6248049327.

Adding to 141115451 its reverse (154511141), we get a palindrome (295626592).

The spelling of 141115451 in words is "one hundred forty-one million, one hundred fifteen thousand, four hundred fifty-one".

Divisors: 1 19 2141 3469 40679 65911 7427129 141115451