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13070742 = 235936923
BaseRepresentation
bin110001110111…
…000110010110
3220121001200120
4301313012112
511321230432
61144052410
7216046056
oct61670626
926531616
1013070742
117418273
124464106
132928489
141a43566
151232c2c
hexc77196

13070742 has 16 divisors (see below), whose sum is σ = 26585280. Its totient is φ = 4282952.

The previous prime is 13070741. The next prime is 13070749. The reversal of 13070742 is 24707031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13070741) 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, 18108 + ... + 18815.

It is an arithmetic number, because the mean of its divisors is an integer number (1661580).

Almost surely, 213070742 is an apocalyptic number.

13070742 is an abundant number, since it is smaller than the sum of its proper divisors (13514538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13070742 is a wasteful number, since it uses less digits than its factorization.

13070742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36987.

The product of its (nonzero) digits is 1176, while the sum is 24.

The square root of 13070742 is about 3615.3481160187. The cubic root of 13070742 is about 235.5592054568.

Adding to 13070742 its reverse (24707031), we get a palindrome (37777773).

The spelling of 13070742 in words is "thirteen million, seventy thousand, seven hundred forty-two".

Divisors: 1 2 3 6 59 118 177 354 36923 73846 110769 221538 2178457 4356914 6535371 13070742