Base | Representation |
---|---|
bin | 100001101100111111… |
… | …0010000100000000000 |
3 | 20220211001001202200211 |
4 | 1003121332100200000 |
5 | 2141211332444440 |
6 | 53125502323504 |
7 | 5141361462256 |
oct | 1033176204000 |
9 | 226731052624 |
10 | 72376453120 |
11 | 28770691514 |
12 | 1203a889594 |
13 | 6a958aa62a |
14 | 37084a65d6 |
15 | 1d39084eea |
hex | 10d9f90800 |
72376453120 has 48 divisors (see below), whose sum is σ = 173661103980. Its totient is φ = 28950577152.
The previous prime is 72376453099. The next prime is 72376453141. The reversal of 72376453120 is 2135467327.
It is an interprime number because it is at equal distance from previous prime (72376453099) and next prime (72376453141).
It can be written as a sum of positive squares in 2 ways, for example, as 69679105024 + 2697348096 = 263968^2 + 51936^2 .
It is a Harshad number since it is a multiple of its sum of digits (40).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3523767 + ... + 3544246.
Almost surely, 272376453120 is an apocalyptic number.
It is an amenable number.
72376453120 is an abundant number, since it is smaller than the sum of its proper divisors (101284650860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72376453120 is an equidigital number, since it uses as much as digits as its factorization.
72376453120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7068040 (or 7068020 counting only the distinct ones).
The product of its (nonzero) digits is 211680, while the sum is 40.
The spelling of 72376453120 in words is "seventy-two billion, three hundred seventy-six million, four hundred fifty-three thousand, one hundred twenty".
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