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113020141 = 13311072621
BaseRepresentation
bin1101011110010…
…00110011101101
321212200000111011
412233020303231
5212413121031
615114225221
72541440533
oct657106355
9255600434
10113020141
1158884783
1231a25211
131a551c30
1411020153
159dc76b1
hex6bc8ced

113020141 has 16 divisors (see below), whose sum is σ = 126862848. Its totient is φ = 99979200.

The previous prime is 113020139. The next prime is 113020177. The reversal of 113020141 is 141020311.

It is a cyclic number.

It is not a de Polignac number, because 113020141 - 21 = 113020139 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113020241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41811 + ... + 44431.

It is an arithmetic number, because the mean of its divisors is an integer number (7928928).

Almost surely, 2113020141 is an apocalyptic number.

It is an amenable number.

113020141 is a deficient number, since it is larger than the sum of its proper divisors (13842707).

113020141 is a wasteful number, since it uses less digits than its factorization.

113020141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2772.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 113020141 is about 10631.0931234751. The cubic root of 113020141 is about 483.4875347332.

Adding to 113020141 its reverse (141020311), we get a palindrome (254040452).

The spelling of 113020141 in words is "one hundred thirteen million, twenty thousand, one hundred forty-one".

Divisors: 1 13 31 107 403 1391 2621 3317 34073 43121 81251 280447 1056263 3645811 8693857 113020141