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1372143160 = 235713971217
BaseRepresentation
bin101000111001001…
…0011111000111000
310112121221002120001
41101302103320320
510302232040120
6344053442344
746001011243
oct12162237070
93477832501
101372143160
116445a2513
123236403b4
1318b37713b
14d034025a
15806e0e0a
hex51c93e38

1372143160 has 64 divisors (see below), whose sum is σ = 3141270720. Its totient is φ = 539320320.

The previous prime is 1372143139. The next prime is 1372143163. The reversal of 1372143160 is 613412731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1372143163) 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, 1126872 + ... + 1128088.

It is an arithmetic number, because the mean of its divisors is an integer number (49082355).

Almost surely, 21372143160 is an apocalyptic number.

1372143160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1372143160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1570635360).

1372143160 is an abundant number, since it is smaller than the sum of its proper divisors (1769127560).

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

1372143160 is a wasteful number, since it uses less digits than its factorization.

1372143160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1696 (or 1692 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 1372143160 is about 37042.4507828518. The cubic root of 1372143160 is about 1111.2193833898.

Adding to 1372143160 its reverse (613412731), we get a palindrome (1985555891).

The spelling of 1372143160 in words is "one billion, three hundred seventy-two million, one hundred forty-three thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 71 142 284 355 397 568 710 794 1217 1420 1588 1985 2434 2840 3176 3970 4868 6085 7940 9736 12170 15880 24340 28187 48680 56374 86407 112748 140935 172814 225496 281870 345628 432035 483149 563740 691256 864070 966298 1127480 1728140 1932596 2415745 3456280 3865192 4831490 9662980 19325960 34303579 68607158 137214316 171517895 274428632 343035790 686071580 1372143160