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152006569 = 11131377759
BaseRepresentation
bin10010000111101…
…10111110101001
3101121000201210221
421003312332221
5302403202234
623030010041
73524014561
oct1103667651
9347021727
10152006569
1178892870
1242aa6921
1325652320
141628bda1
15d528eb4
hex90f6fa9

152006569 has 16 divisors (see below), whose sum is σ = 179907840. Its totient is φ = 126610560.

The previous prime is 152006567. The next prime is 152006581. The reversal of 152006569 is 965600251.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 152006569 - 21 = 152006567 is a prime.

It is a super-2 number, since 2×1520065692 = 46211994038303522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (152006567) 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, 15712 + ... + 23470.

It is an arithmetic number, because the mean of its divisors is an integer number (11244240).

Almost surely, 2152006569 is an apocalyptic number.

It is an amenable number.

152006569 is a deficient number, since it is larger than the sum of its proper divisors (27901271).

152006569 is a wasteful number, since it uses less digits than its factorization.

152006569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7920.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 152006569 is about 12329.0944111885. The cubic root of 152006569 is about 533.6880176733.

The spelling of 152006569 in words is "one hundred fifty-two million, six thousand, five hundred sixty-nine".

Divisors: 1 11 13 137 143 1507 1781 7759 19591 85349 100867 1062983 1109537 11692813 13818779 152006569