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152863213 = 7111291907
BaseRepresentation
bin10010001110010…
…00000111101101
3101122122020220111
421013020013231
5303113110323
623100220021
73534213226
oct1107100755
9348566814
10152863213
1179318438
124323a611
1325892209
141643224d
15d647c0d
hex91c81ed

152863213 has 8 divisors (see below), whose sum is σ = 155234880. Its totient is φ = 150497760.

The previous prime is 152863199. The next prime is 152863219. The reversal of 152863213 is 312368251.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 152863213 - 25 = 152863181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152863219) 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, 79206 + ... + 81112.

It is an arithmetic number, because the mean of its divisors is an integer number (19404360).

Almost surely, 2152863213 is an apocalyptic number.

It is an amenable number.

152863213 is a deficient number, since it is larger than the sum of its proper divisors (2371667).

152863213 is a wasteful number, since it uses less digits than its factorization.

152863213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3107.

The product of its digits is 8640, while the sum is 31.

The square root of 152863213 is about 12363.7863537025. The cubic root of 152863213 is about 534.6886860330.

The spelling of 152863213 in words is "one hundred fifty-two million, eight hundred sixty-three thousand, two hundred thirteen".

Divisors: 1 71 1129 1907 80159 135397 2153003 152863213