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15069042 = 2322333593
BaseRepresentation
bin111001011110…
…111101110010
31001100120211200
4321132331302
512324202132
61254552030
7242041032
oct71367562
931316750
1015069042
11856265a
125068616
133177bc1
1420038c2
1514c9d7c
hexe5ef72

15069042 has 24 divisors (see below), whose sum is σ = 32798844. Its totient is φ = 5000064.

The previous prime is 15069031. The next prime is 15069059. The reversal of 15069042 is 24096051.

It can be written as a sum of positive squares in 2 ways, for example, as 14130081 + 938961 = 3759^2 + 969^2 .

It is a junction number, because it is equal to n+sod(n) for n = 15068997 and 15069015.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2398 + ... + 5990.

Almost surely, 215069042 is an apocalyptic number.

15069042 is an abundant number, since it is smaller than the sum of its proper divisors (17729802).

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

15069042 is a wasteful number, since it uses less digits than its factorization.

15069042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3834 (or 3831 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 15069042 is about 3881.8863971013. The cubic root of 15069042 is about 246.9990110709. Note that the first 3 decimals are identical.

The spelling of 15069042 in words is "fifteen million, sixty-nine thousand, forty-two".

Divisors: 1 2 3 6 9 18 233 466 699 1398 2097 3593 4194 7186 10779 21558 32337 64674 837169 1674338 2511507 5023014 7534521 15069042