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152981216287 = 3111226940093
BaseRepresentation
bin1000111001111001100…
…1000001110000011111
3112121212112010222210121
42032132121001300133
510001301142410122
6154140102215411
714024005611634
oct2163631016037
9477775128717
10152981216287
11599739aa069
1225795124567
13115700b8073
1475936a818b
153ea56b2bc7
hex239e641c1f

152981216287 has 8 divisors (see below), whose sum is σ = 153489454560. Its totient is φ = 152473083360.

The previous prime is 152981216263. The next prime is 152981216291. The reversal of 152981216287 is 782612189251.

152981216287 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 152981216287 - 215 = 152981183519 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 (152981286287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3795613 + ... + 3835705.

It is an arithmetic number, because the mean of its divisors is an integer number (19186181820).

Almost surely, 2152981216287 is an apocalyptic number.

152981216287 is a deficient number, since it is larger than the sum of its proper divisors (508238273).

152981216287 is a wasteful number, since it uses less digits than its factorization.

152981216287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52673.

The product of its digits is 967680, while the sum is 52.

The spelling of 152981216287 in words is "one hundred fifty-two billion, nine hundred eighty-one million, two hundred sixteen thousand, two hundred eighty-seven".

Divisors: 1 311 12269 40093 3815659 12468923 491901017 152981216287