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3214000240 = 2451111332321
BaseRepresentation
bin1011111110010001…
…1100000001110000
322021222201010110221
42333210130001300
523040241001430
61250531102424
7142434360043
oct27744340160
98258633427
103214000240
1113aa245a50
12758441a14
133c2b310b9
14226bd0c5a
1513c26657a
hexbf91c070

3214000240 has 80 divisors (see below), whose sum is σ = 8224268256. Its totient is φ = 1158348800.

The previous prime is 3214000219. The next prime is 3214000247. The reversal of 3214000240 is 420004123.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3214000247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83280 + ... + 115600.

Almost surely, 23214000240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3214000240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4112134128).

3214000240 is an abundant number, since it is smaller than the sum of its proper divisors (5010268016).

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

3214000240 is a wasteful number, since it uses less digits than its factorization.

3214000240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32458 (or 32452 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 3214000240 is about 56692.1532489286. The cubic root of 3214000240 is about 1475.7585281737.

Adding to 3214000240 its reverse (420004123), we get a palindrome (3634004363).

The spelling of 3214000240 in words is "three billion, two hundred fourteen million, two hundred forty", and thus it is an aban number.

Divisors: 1 2 4 5 8 10 11 16 20 22 40 44 55 80 88 110 113 176 220 226 440 452 565 880 904 1130 1243 1808 2260 2486 4520 4972 6215 9040 9944 12430 19888 24860 32321 49720 64642 99440 129284 161605 258568 323210 355531 517136 646420 711062 1292840 1422124 1777655 2585680 2844248 3555310 3652273 5688496 7110620 7304546 14221240 14609092 18261365 28442480 29218184 36522730 40175003 58436368 73045460 80350006 146090920 160700012 200875015 292181840 321400024 401750030 642800048 803500060 1607000120 3214000240