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69075216 = 243271729139
BaseRepresentation
bin1000001111000…
…00000100010000
311210222101101100
410013200010100
5120140401331
610504304400
71466062320
oct407400420
9153871340
1069075216
1135a9a261
121b172100
1311406912
149261280
1560e6ae6
hex41e0110

69075216 has 240 divisors, whose sum is σ = 243734400. Its totient is φ = 17805312.

The previous prime is 69075197. The next prime is 69075217. The reversal of 69075216 is 61257096.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (69075217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 496875 + ... + 497013.

It is an arithmetic number, because the mean of its divisors is an integer number (1015560).

Almost surely, 269075216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 69075216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121867200).

69075216 is an abundant number, since it is smaller than the sum of its proper divisors (174659184).

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

69075216 is a wasteful number, since it uses less digits than its factorization.

69075216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 69075216 is about 8311.1501009186. The cubic root of 69075216 is about 410.3055742998.

The spelling of 69075216 in words is "sixty-nine million, seventy-five thousand, two hundred sixteen".