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141689455 = 5127223133
BaseRepresentation
bin10000111001000…
…00001001101111
3100212121120101121
420130200021233
5242233030310
622020521411
73340224535
oct1034401157
9325546347
10141689455
1172a86426
123b550267
132347c31b
1414b64155
15c68c0da
hex872026f

141689455 has 8 divisors (see below), whose sum is σ = 171366912. Its totient is φ = 112458528.

The previous prime is 141689413. The next prime is 141689467. The reversal of 141689455 is 554986141.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-141689455 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110932 + ... + 112201.

It is an arithmetic number, because the mean of its divisors is an integer number (21420864).

Almost surely, 2141689455 is an apocalyptic number.

141689455 is a deficient number, since it is larger than the sum of its proper divisors (29677457).

141689455 is a wasteful number, since it uses less digits than its factorization.

141689455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223265.

The product of its digits is 172800, while the sum is 43.

The square root of 141689455 is about 11903.3379772230. The cubic root of 141689455 is about 521.3297512289.

The spelling of 141689455 in words is "one hundred forty-one million, six hundred eighty-nine thousand, four hundred fifty-five".

Divisors: 1 5 127 635 223133 1115665 28337891 141689455