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60330220 = 2256149451
BaseRepresentation
bin1110011000100…
…1000011101100
311012112002111121
43212021003230
5110421031340
65553030324
71331540566
oct346110354
9135462447
1060330220
1131066a95
12182553a4
13c664372
148026336
15546a94a
hex39890ec

60330220 has 24 divisors (see below), whose sum is σ = 128773008. Its totient is φ = 23736000.

The previous prime is 60330211. The next prime is 60330227. The reversal of 60330220 is 2203306.

It is a junction number, because it is equal to n+sod(n) for n = 60330194 and 60330203.

It is not an unprimeable number, because it can be changed into a prime (60330227) 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, 23506 + ... + 25945.

It is an arithmetic number, because the mean of its divisors is an integer number (5365542).

Almost surely, 260330220 is an apocalyptic number.

It is an amenable number.

60330220 is an abundant number, since it is smaller than the sum of its proper divisors (68442788).

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

60330220 is a wasteful number, since it uses less digits than its factorization.

60330220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49521 (or 49519 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 60330220 is about 7767.2530536864. The cubic root of 60330220 is about 392.2036547633.

Adding to 60330220 its reverse (2203306), we get a palindrome (62533526).

The spelling of 60330220 in words is "sixty million, three hundred thirty thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 61 122 244 305 610 1220 49451 98902 197804 247255 494510 989020 3016511 6033022 12066044 15082555 30165110 60330220