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220339948 = 22471172021
BaseRepresentation
bin11010010001000…
…01111011101100
3120100121102120211
431020201323230
5422401334243
633510352204
75313600343
oct1510417354
9510542524
10220339948
11103415734
126195b664
133685938a
1421398b5a
1514525d9d
hexd221eec

220339948 has 12 divisors (see below), whose sum is σ = 393799392. Its totient is φ = 107825840.

The previous prime is 220339939. The next prime is 220339957. The reversal of 220339948 is 849933022.

220339948 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (220339939) and next prime (220339957).

It is a self number, because there is not a number n which added to its sum of digits gives 220339948.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 585823 + ... + 586198.

It is an arithmetic number, because the mean of its divisors is an integer number (32816616).

Almost surely, 2220339948 is an apocalyptic number.

It is an amenable number.

220339948 is a deficient number, since it is larger than the sum of its proper divisors (173459444).

220339948 is a wasteful number, since it uses less digits than its factorization.

220339948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1172072 (or 1172070 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 220339948 is about 14843.8521954377. The cubic root of 220339948 is about 603.9918533176.

The spelling of 220339948 in words is "two hundred twenty million, three hundred thirty-nine thousand, nine hundred forty-eight".

Divisors: 1 2 4 47 94 188 1172021 2344042 4688084 55084987 110169974 220339948