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3274687973 = 148121493
BaseRepresentation
bin1100001100101111…
…1100010111100101
322110012220101101202
43003023330113211
523201310003343
61300535532245
7144102250154
oct30313742745
98405811352
103274687973
1114305265a7
1277482a085
1340258c0bb
14230cab59b
15142752db8
hexc32fc5e5

3274687973 has 6 divisors (see below), whose sum is σ = 3279095442. Its totient is φ = 3270284960.

The previous prime is 3274687967. The next prime is 3274688003. The reversal of 3274687973 is 3797864723.

It can be written as a sum of positive squares in 3 ways, for example, as 839956324 + 2434731649 = 28982^2 + 49343^2 .

It is not a de Polignac number, because 3274687973 - 222 = 3270493669 is a prime.

It is a super-3 number, since 3×32746879733 (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3274687903) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2192615 + ... + 2194107.

It is an arithmetic number, because the mean of its divisors is an integer number (546515907).

Almost surely, 23274687973 is an apocalyptic number.

It is an amenable number.

3274687973 is a deficient number, since it is larger than the sum of its proper divisors (4407469).

3274687973 is an frugal number, since it uses more digits than its factorization.

3274687973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4455 (or 2974 counting only the distinct ones).

The product of its digits is 10668672, while the sum is 56.

The square root of 3274687973 is about 57224.8894538032. The cubic root of 3274687973 is about 1484.9892448593.

The spelling of 3274687973 in words is "three billion, two hundred seventy-four million, six hundred eighty-seven thousand, nine hundred seventy-three".

Divisors: 1 1481 1493 2193361 2211133 3274687973