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72614250620 = 22528279128389
BaseRepresentation
bin100001110100000100…
…1011000100001111100
320221102121112010112122
41003220021120201330
52142203222004440
653205235222112
75150306642402
oct1035011304174
9227377463478
1072614250620
112888294027a
12120a6447938
136b02c39b02
14372bcc7472
151d4eda87b5
hex10e825887c

72614250620 has 24 divisors (see below), whose sum is σ = 152496506400. Its totient is φ = 29044446912.

The previous prime is 72614250601. The next prime is 72614250623. The reversal of 72614250620 is 2605241627.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72614250623) 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, 501386 + ... + 629774.

It is an arithmetic number, because the mean of its divisors is an integer number (6354021100).

Almost surely, 272614250620 is an apocalyptic number.

It is an amenable number.

72614250620 is an abundant number, since it is smaller than the sum of its proper divisors (79882255780).

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

72614250620 is a wasteful number, since it uses less digits than its factorization.

72614250620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156677 (or 156675 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The spelling of 72614250620 in words is "seventy-two billion, six hundred fourteen million, two hundred fifty thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 28279 56558 113116 128389 141395 256778 282790 513556 565580 641945 1283890 2567780 3630712531 7261425062 14522850124 18153562655 36307125310 72614250620