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470385093820 = 22529178062823
BaseRepresentation
bin1101101100001010010…
…00101110110010111100
31122222010221112121021111
412312011020232302330
530201322041000240
61000031505011404
745661403220115
oct6660510566274
91588127477244
10470385093820
11171542139124
12771b7023b64
13354847a8555
1418aa3dbd20c
15c380c261ea
hex6d8522ecbc

470385093820 has 24 divisors (see below), whose sum is σ = 988147458144. Its totient is φ = 188089511616.

The previous prime is 470385093769. The next prime is 470385093823. The reversal of 470385093820 is 28390583074.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (470385093823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3973072 + ... + 4089751.

It is an arithmetic number, because the mean of its divisors is an integer number (41172810756).

Almost surely, 2470385093820 is an apocalyptic number.

It is an amenable number.

470385093820 is an abundant number, since it is smaller than the sum of its proper divisors (517762364324).

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

470385093820 is a wasteful number, since it uses less digits than its factorization.

470385093820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8065749 (or 8065747 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 49.

The spelling of 470385093820 in words is "four hundred seventy billion, three hundred eighty-five million, ninety-three thousand, eight hundred twenty".

Divisors: 1 2 4 5 10 20 2917 5834 11668 14585 29170 58340 8062823 16125646 32251292 40314115 80628230 161256460 23519254691 47038509382 94077018764 117596273455 235192546910 470385093820