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470130252728948 = 2273877390718967
BaseRepresentation
bin110101011100101001011101…
…0101101100100101001110100
32021122121000100122101002111122
41222321102322231210221310
5443110103224144311243
64343514505002323112
7201011534633342000
oct15271227255445164
92248530318332448
10470130252728948
11126886136438949
124488a4864b9498
13172431285b5b26
1484145d5d65700
153954277c5a668
hex1ab94bab64a74

470130252728948 has 48 divisors (see below), whose sum is σ = 960543510931200. Its totient is φ = 201254650759008.

The previous prime is 470130252728947. The next prime is 470130252728987. The reversal of 470130252728948 is 849827252031074.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (470130252728947) 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, 194156240 + ... + 196562727.

It is an arithmetic number, because the mean of its divisors is an integer number (20011323144400).

Almost surely, 2470130252728948 is an apocalyptic number.

It is an amenable number.

470130252728948 is an abundant number, since it is smaller than the sum of its proper divisors (490413258202252).

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

470130252728948 is a wasteful number, since it uses less digits than its factorization.

470130252728948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390719869 (or 390719853 counting only the distinct ones).

The product of its (nonzero) digits is 54190080, while the sum is 62.

The spelling of 470130252728948 in words is "four hundred seventy trillion, one hundred thirty billion, two hundred fifty-two million, seven hundred twenty-eight thousand, nine hundred forty-eight".

Divisors: 1 2 4 7 14 28 49 98 196 343 686 877 1372 1754 3508 6139 12278 24556 42973 85946 171892 300811 601622 1203244 390718967 781437934 1562875868 2735032769 5470065538 10940131076 19145229383 38290458766 76580917532 134016605681 268033211362 342660534059 536066422724 685321068118 1370642136236 2398623738413 4797247476826 9594494953652 16790366168891 33580732337782 67161464675564 117532563182237 235065126364474 470130252728948