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470113680 = 24355473581
BaseRepresentation
bin11100000001010…
…101110110010000
31012202121020201210
4130001111312100
51430322114210
6114352100120
714435620551
oct3401256620
91182536653
10470113680
11221404403
12111534640
137651ca9a
1446616328
152b412e20
hex1c055d90

470113680 has 80 divisors (see below), whose sum is σ = 1460424384. Its totient is φ = 125099520.

The previous prime is 470113669. The next prime is 470113703. The reversal of 470113680 is 86311074.

It is a happy number.

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 (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129490 + ... + 133070.

Almost surely, 2470113680 is an apocalyptic number.

470113680 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 470113680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (730212192).

470113680 is an abundant number, since it is smaller than the sum of its proper divisors (990310704).

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

470113680 is a wasteful number, since it uses less digits than its factorization.

470113680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4144 (or 4138 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 470113680 is about 21682.1050638539. The cubic root of 470113680 is about 777.5606897688.

It can be divided in two parts, 4701 and 13680, that added together give a palindrome (18381).

The spelling of 470113680 in words is "four hundred seventy million, one hundred thirteen thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 547 1094 1641 2188 2735 3282 3581 4376 5470 6564 7162 8205 8752 10743 10940 13128 14324 16410 17905 21486 21880 26256 28648 32820 35810 42972 43760 53715 57296 65640 71620 85944 107430 131280 143240 171888 214860 286480 429720 859440 1958807 3917614 5876421 7835228 9794035 11752842 15670456 19588070 23505684 29382105 31340912 39176140 47011368 58764210 78352280 94022736 117528420 156704560 235056840 470113680