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113215349 = 1324473559
BaseRepresentation
bin1101011111110…
…00011101110101
321220000221021002
412233320131311
5212440342344
615122333045
72543212622
oct657703565
9256027232
10113215349
11589a8405
1231aba185
131a5bca40
1411071349
159e1544e
hex6bf8775

113215349 has 8 divisors (see below), whose sum is σ = 122008320. Its totient is φ = 104434416.

The previous prime is 113215337. The next prime is 113215351. The reversal of 113215349 is 943512311.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-113215349 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 (113212349) 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, 30032 + ... + 33590.

It is an arithmetic number, because the mean of its divisors is an integer number (15251040).

Almost surely, 2113215349 is an apocalyptic number.

It is an amenable number.

113215349 is a deficient number, since it is larger than the sum of its proper divisors (8792971).

113215349 is a wasteful number, since it uses less digits than its factorization.

113215349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6019.

The product of its digits is 3240, while the sum is 29.

The square root of 113215349 is about 10640.2701563447. The cubic root of 113215349 is about 483.7657339638.

The spelling of 113215349 in words is "one hundred thirteen million, two hundred fifteen thousand, three hundred forty-nine".

Divisors: 1 13 2447 3559 31811 46267 8708873 113215349