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1201207 = 71571093
BaseRepresentation
bin100100101010000110111
32021000202011
410211100313
5301414312
641425051
713132030
oct4452067
92230664
101201207
11750537
1249b187
13330997
14233a87
1518ada7
hex125437

1201207 has 8 divisors (see below), whose sum is σ = 1382816. Its totient is φ = 1022112.

The previous prime is 1201201. The next prime is 1201217. The reversal of 1201207 is 7021021.

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

It is not a de Polignac number, because 1201207 - 219 = 676919 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 (1201201) 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, 553 + ... + 1645.

It is an arithmetic number, because the mean of its divisors is an integer number (172852).

21201207 is an apocalyptic number.

1201207 is a deficient number, since it is larger than the sum of its proper divisors (181609).

1201207 is a wasteful number, since it uses less digits than its factorization.

1201207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1257.

The product of its (nonzero) digits is 28, while the sum is 13.

The square root of 1201207 is about 1095.9958941529. The cubic root of 1201207 is about 106.3014735598.

Adding to 1201207 its reverse (7021021), we get a palindrome (8222228).

The spelling of 1201207 in words is "one million, two hundred one thousand, two hundred seven".

Divisors: 1 7 157 1093 1099 7651 171601 1201207