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1201200153 = 33783241541
BaseRepresentation
bin100011110011000…
…1101110000011001
310002201021021211120
41013212031300121
54430001401103
6315105515453
741524014156
oct10746156031
93081237746
101201200153
115670564aa
12296342b89
13161b2482a
14b576322d
15706c6253
hex4798dc19

1201200153 has 32 divisors (see below), whose sum is σ = 1674701952. Its totient is φ = 765158400.

The previous prime is 1201200151. The next prime is 1201200157. The reversal of 1201200153 is 3510021021.

It is not a de Polignac number, because 1201200153 - 21 = 1201200151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1201200151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2220063 + ... + 2220603.

It is an arithmetic number, because the mean of its divisors is an integer number (52334436).

Almost surely, 21201200153 is an apocalyptic number.

It is an amenable number.

1201200153 is a deficient number, since it is larger than the sum of its proper divisors (473501799).

1201200153 is a wasteful number, since it uses less digits than its factorization.

1201200153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 1201200153 is about 34658.3345387513. The cubic root of 1201200153 is about 1063.0127158310.

Adding to 1201200153 its reverse (3510021021), we get a palindrome (4711221174).

The spelling of 1201200153 in words is "one billion, two hundred one million, two hundred thousand, one hundred fifty-three".

Divisors: 1 3 37 83 111 241 249 541 723 1623 3071 8917 9213 20003 20017 26751 44903 60009 60051 130381 134709 391143 740111 1661411 2220333 4824097 4984233 10821623 14472291 32464869 400400051 1201200153