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67413253 = 2312312381
BaseRepresentation
bin1000000010010…
…10010100000101
311200211221121011
410001022110011
5114224211003
610404522221
71446001045
oct401122405
9150757534
1067413253
1135064636
121a6b0371
1310c742cb
148d4b725
155db946d
hex404a505

67413253 has 8 divisors (see below), whose sum is σ = 70430976. Its totient is φ = 64402800.

The previous prime is 67413233. The next prime is 67413271. The reversal of 67413253 is 35231476.

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 67413253 - 25 = 67413221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67413233) 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, 27123 + ... + 29503.

It is an arithmetic number, because the mean of its divisors is an integer number (8803872).

Almost surely, 267413253 is an apocalyptic number.

It is an amenable number.

67413253 is a deficient number, since it is larger than the sum of its proper divisors (3017723).

67413253 is a wasteful number, since it uses less digits than its factorization.

67413253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3635.

The product of its digits is 15120, while the sum is 31.

The square root of 67413253 is about 8210.5574110410. The cubic root of 67413253 is about 406.9881472843.

The spelling of 67413253 in words is "sixty-seven million, four hundred thirteen thousand, two hundred fifty-three".

Divisors: 1 23 1231 2381 28313 54763 2931011 67413253