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141287068 = 221317236949
BaseRepresentation
bin10000110101111…
…01111010011100
3100211212010102101
420122331322130
5242132141233
622004134444
73333630436
oct1032757234
9324763371
10141287068
117283107a
123b397424
132336b120
1414a9b656
15c60cc7d
hex86bde9c

141287068 has 48 divisors (see below), whose sum is σ = 294235200. Its totient is φ = 58696704.

The previous prime is 141287063. The next prime is 141287071. The reversal of 141287068 is 860782141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141287063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16858 + ... + 23806.

It is an arithmetic number, because the mean of its divisors is an integer number (6129900).

Almost surely, 2141287068 is an apocalyptic number.

It is an amenable number.

141287068 is an abundant number, since it is smaller than the sum of its proper divisors (152948132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

141287068 is a wasteful number, since it uses less digits than its factorization.

141287068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7006 (or 7004 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 37.

The square root of 141287068 is about 11886.4236841869. The cubic root of 141287068 is about 520.8357713692.

The spelling of 141287068 in words is "one hundred forty-one million, two hundred eighty-seven thousand, sixty-eight".

Divisors: 1 2 4 13 17 23 26 34 46 52 68 92 221 299 391 442 598 782 884 1196 1564 5083 6949 10166 13898 20332 27796 90337 118133 159827 180674 236266 319654 361348 472532 639308 1535729 2077751 2717059 3071458 4155502 5434118 6142916 8311004 10868236 35321767 70643534 141287068