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13541073 = 3713193257
BaseRepresentation
bin110011101001…
…111011010001
3221110221212020
4303221323101
511431303243
61202122053
7223045230
oct63517321
927427766
1013541073
117709677
124650329
132a61590
141b26b17
1512c7283
hexce9ed1

13541073 has 32 divisors (see below), whose sum is σ = 22423296. Its totient is φ = 7077888.

The previous prime is 13541071. The next prime is 13541107. The reversal of 13541073 is 37014531.

It is not a de Polignac number, because 13541073 - 21 = 13541071 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13541071) 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, 52561 + ... + 52817.

It is an arithmetic number, because the mean of its divisors is an integer number (700728).

Almost surely, 213541073 is an apocalyptic number.

13541073 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

13541073 is a deficient number, since it is larger than the sum of its proper divisors (8882223).

13541073 is a wasteful number, since it uses less digits than its factorization.

13541073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473.

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 13541073 is about 3679.8196966699. The cubic root of 13541073 is about 238.3513922885.

The spelling of 13541073 in words is "thirteen million, five hundred forty-one thousand, seventy-three".

Divisors: 1 3 7 13 21 39 91 193 257 273 579 771 1351 1799 2509 3341 4053 5397 7527 10023 17563 23387 49601 52689 70161 148803 347207 644813 1041621 1934439 4513691 13541073