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3213210054 = 232179245771
BaseRepresentation
bin1011111110000101…
…1011000111000110
322021221012222112210
42333201123013012
523040040210204
61250502124250
7142424556225
oct27741330706
98257188483
103213210054
1113a98562aa
12758120686
133c2915532
14226a66cbc
1513c15c389
hexbf85b1c6

3213210054 has 16 divisors (see below), whose sum is σ = 6429395520. Its totient is φ = 1070574120.

The previous prime is 3213210029. The next prime is 3213210073. The reversal of 3213210054 is 4500123123.

It is a super-2 number, since 2×32132100542 = 20649437702253365832, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3213210054.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109812 + ... + 135959.

It is an arithmetic number, because the mean of its divisors is an integer number (401837220).

Almost surely, 23213210054 is an apocalyptic number.

3213210054 is an abundant number, since it is smaller than the sum of its proper divisors (3216185466).

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

3213210054 is a wasteful number, since it uses less digits than its factorization.

3213210054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247955.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 3213210054 is about 56685.1837255557. The cubic root of 3213210054 is about 1475.6375761698.

Adding to 3213210054 its reverse (4500123123), we get a palindrome (7713333177).

The spelling of 3213210054 in words is "three billion, two hundred thirteen million, two hundred ten thousand, fifty-four".

Divisors: 1 2 3 6 2179 4358 6537 13074 245771 491542 737313 1474626 535535009 1071070018 1606605027 3213210054