Base | Representation |
---|---|
bin | 100010101011100101… |
… | …0011000111000000000 |
3 | 21010020102012200121002 |
4 | 1011113022120320000 |
5 | 2210012024111102 |
6 | 54114131551132 |
7 | 5244414141260 |
oct | 1052712307000 |
9 | 233212180532 |
10 | 74476785152 |
11 | 29649227010 |
12 | 1252615b4a8 |
13 | 703ba83653 |
14 | 38673db7a0 |
15 | 1e0d665902 |
hex | 1157298e00 |
74476785152 has 160 divisors (see below), whose sum is σ = 187338438144. Its totient is φ = 28733644800.
The previous prime is 74476785151. The next prime is 74476785167. The reversal of 74476785152 is 25158767447.
It is a Harshad number since it is a multiple of its sum of digits (56).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74476785151) 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, 4051502 + ... + 4069842.
Almost surely, 274476785152 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 74476785152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93669219072).
74476785152 is an abundant number, since it is smaller than the sum of its proper divisors (112861652992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74476785152 is a wasteful number, since it uses less digits than its factorization.
74476785152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18480 (or 18464 counting only the distinct ones).
The product of its digits is 13171200, while the sum is 56.
The spelling of 74476785152 in words is "seventy-four billion, four hundred seventy-six million, seven hundred eighty-five thousand, one hundred fifty-two".
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