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1201201193 = 45711032383
BaseRepresentation
bin100011110011000…
…1110000000101001
310002201021100021002
41013212032000221
54430001414233
6315105524345
741524020203
oct10746160051
93081240232
101201201193
11567057265
122963436b5
13161b2514a
14b5763773
15706c66e8
hex4798e029

1201201193 has 8 divisors (see below), whose sum is σ = 1205426688. Its totient is φ = 1196983584.

The previous prime is 1201201163. The next prime is 1201201201. The reversal of 1201201193 is 3911021021.

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 1201201193 - 26 = 1201201129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1201201163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 502880 + ... + 505262.

It is an arithmetic number, because the mean of its divisors is an integer number (150678336).

Almost surely, 21201201193 is an apocalyptic number.

It is an amenable number.

1201201193 is a deficient number, since it is larger than the sum of its proper divisors (4225495).

1201201193 is a wasteful number, since it uses less digits than its factorization.

1201201193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3943.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 1201201193 is about 34658.3495423541. The cubic root of 1201201193 is about 1063.0130226166.

The spelling of 1201201193 in words is "one billion, two hundred one million, two hundred one thousand, one hundred ninety-three".

Divisors: 1 457 1103 2383 504071 1089031 2628449 1201201193