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13060138 = 271373983
BaseRepresentation
bin110001110100…
…100000101010
3220120112010211
4301310200222
511320411023
61143531334
7216003130
oct61644052
926515124
1013060138
117410303
124459b4a
1329236c0
141a3d750
15122ea0d
hexc7482a

13060138 has 32 divisors (see below), whose sum is σ = 24466176. Its totient is φ = 5090688.

The previous prime is 13060123. The next prime is 13060147. The reversal of 13060138 is 83106031.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12795 + ... + 13777.

It is an arithmetic number, because the mean of its divisors is an integer number (764568).

Almost surely, 213060138 is an apocalyptic number.

13060138 is a deficient number, since it is larger than the sum of its proper divisors (11406038).

13060138 is a wasteful number, since it uses less digits than its factorization.

13060138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1078.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 13060138 is about 3613.8812930145. The cubic root of 13060138 is about 235.4954869215.

Adding to 13060138 its reverse (83106031), we get a palindrome (96166169).

The spelling of 13060138 in words is "thirteen million, sixty thousand, one hundred thirty-eight".

Divisors: 1 2 7 13 14 26 73 91 146 182 511 949 983 1022 1898 1966 6643 6881 12779 13286 13762 25558 71759 89453 143518 178906 502313 932867 1004626 1865734 6530069 13060138