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471396912 = 243731167271
BaseRepresentation
bin11100000110001…
…111001000110000
31012212000102222220
4130012033020300
51431134200122
6114435401040
714452544010
oct3406171060
91185012886
10471396912
11222100528
12111a53180
137687bbac
144686bc40
152b5b825c
hex1c18f230

471396912 has 160 divisors (see below), whose sum is σ = 1450573824. Its totient is φ = 129081600.

The previous prime is 471396911. The next prime is 471396931. The reversal of 471396912 is 219693174.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (471396911) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1739337 + ... + 1739607.

Almost surely, 2471396912 is an apocalyptic number.

471396912 is a gapful number since it is divisible by the number (42) 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 471396912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (725286912).

471396912 is an abundant number, since it is smaller than the sum of its proper divisors (979176912).

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

471396912 is a wasteful number, since it uses less digits than its factorization.

471396912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487 (or 481 counting only the distinct ones).

The product of its digits is 81648, while the sum is 42.

The square root of 471396912 is about 21711.6768583175. The cubic root of 471396912 is about 778.2675289244.

The spelling of 471396912 in words is "four hundred seventy-one million, three hundred ninety-six thousand, nine hundred twelve".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 31 42 48 56 62 84 93 112 124 167 168 186 217 248 271 334 336 372 434 496 501 542 651 668 744 813 868 1002 1084 1169 1302 1336 1488 1626 1736 1897 2004 2168 2338 2604 2672 3252 3472 3507 3794 4008 4336 4676 5177 5208 5691 6504 7014 7588 8016 8401 9352 10354 10416 11382 13008 14028 15176 15531 16802 18704 20708 22764 25203 28056 30352 31062 33604 36239 41416 45257 45528 50406 56112 58807 62124 67208 72478 82832 90514 91056 100812 108717 117614 124248 134416 135771 144956 176421 181028 201624 217434 235228 248496 271542 289912 316799 352842 362056 403248 434868 470456 543084 579824 633598 705684 724112 869736 940912 950397 1086168 1267196 1402967 1411368 1739472 1900794 2172336 2534392 2805934 2822736 3801588 4208901 5068784 5611868 7603176 8417802 9820769 11223736 15206352 16835604 19641538 22447472 29462307 33671208 39283076 58924614 67342416 78566152 117849228 157132304 235698456 471396912