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60068409 = 3107187129
BaseRepresentation
bin1110010100100…
…1001000111001
311012000210100220
43211021020321
5110334142114
65543250253
71326400362
oct345111071
9135023326
1060068409
11309a8315
1218149989
13c5a214b
147d98b69
1554180a9
hex3949239

60068409 has 8 divisors (see below), whose sum is σ = 80840160. Its totient is φ = 39671136.

The previous prime is 60068401. The next prime is 60068419. The reversal of 60068409 is 90486006.

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

It is not a de Polignac number, because 60068409 - 23 = 60068401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 60068409.

It is not an unprimeable number, because it can be changed into a prime (60068401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93244 + ... + 93885.

It is an arithmetic number, because the mean of its divisors is an integer number (10105020).

Almost surely, 260068409 is an apocalyptic number.

It is an amenable number.

60068409 is a deficient number, since it is larger than the sum of its proper divisors (20771751).

60068409 is a wasteful number, since it uses less digits than its factorization.

60068409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187239.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 60068409 is about 7750.3812164306. The cubic root of 60068409 is about 391.6354921518.

The spelling of 60068409 in words is "sixty million, sixty-eight thousand, four hundred nine".

Divisors: 1 3 107 321 187129 561387 20022803 60068409