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220216152 = 23313705821
BaseRepresentation
bin11010010000000…
…11101101011000
3120100101010202210
431020003231120
5422333404102
633503555120
75312543412
oct1510035530
9510333683
10220216152
11103340722
12618bbaa0
1336814c20
14213659b2
15144ee36c
hexd203b58

220216152 has 32 divisors (see below), whose sum is σ = 592890480. Its totient is φ = 67758720.

The previous prime is 220216151. The next prime is 220216153. The reversal of 220216152 is 251612022.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (220216151) and next prime (220216153).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220216151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352599 + ... + 353222.

Almost surely, 2220216152 is an apocalyptic number.

It is an amenable number.

220216152 is an abundant number, since it is smaller than the sum of its proper divisors (372674328).

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

220216152 is a wasteful number, since it uses less digits than its factorization.

220216152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705843 (or 705839 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 220216152 is about 14839.6816677448. The cubic root of 220216152 is about 603.8787163463.

Adding to 220216152 its reverse (251612022), we get a palindrome (471828174).

The spelling of 220216152 in words is "two hundred twenty million, two hundred sixteen thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 13 24 26 39 52 78 104 156 312 705821 1411642 2117463 2823284 4234926 5646568 8469852 9175673 16939704 18351346 27527019 36702692 55054038 73405384 110108076 220216152