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472853544160 = 25519250362143
BaseRepresentation
bin1101110000110000100…
…01000111110011100000
31200012111222100212120011
412320120101013303200
530221401001403120
61001120444254304
746106515544254
oct6703021076340
91605458325504
10472853544160
11172599553428
1277785841394
133578900c55a
1418c59b7a264
15c4777bdc5a
hex6e18447ce0

472853544160 has 96 divisors (see below), whose sum is σ = 1176400834560. Its totient is φ = 179112135168.

The previous prime is 472853544139. The next prime is 472853544161. The reversal of 472853544160 is 61445358274.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472853544161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7578049 + ... + 7640191.

It is an arithmetic number, because the mean of its divisors is an integer number (12254175360).

Almost surely, 2472853544160 is an apocalyptic number.

472853544160 is a gapful number since it is divisible by the number (40) 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 472853544160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (588200417280).

472853544160 is an abundant number, since it is smaller than the sum of its proper divisors (703547290400).

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

472853544160 is a wasteful number, since it uses less digits than its factorization.

472853544160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64680 (or 64672 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 49.

The spelling of 472853544160 in words is "four hundred seventy-two billion, eight hundred fifty-three million, five hundred forty-four thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 19 20 32 38 40 76 80 95 152 160 190 304 380 608 760 1520 2503 3040 5006 10012 12515 20024 25030 40048 47557 50060 62143 80096 95114 100120 124286 190228 200240 237785 248572 310715 380456 400480 475570 497144 621430 760912 951140 994288 1180717 1242860 1521824 1902280 1988576 2361434 2485720 3804560 4722868 4971440 5903585 7609120 9445736 9942880 11807170 18891472 23614340 37782944 47228680 94457360 155543929 188914720 311087858 622175716 777719645 1244351432 1555439290 2488702864 2955334651 3110878580 4977405728 5910669302 6221757160 11821338604 12443514320 14776673255 23642677208 24887028640 29553346510 47285354416 59106693020 94570708832 118213386040 236426772080 472853544160