Base | Representation |
---|---|
bin | 100010111101011000… |
… | …0101100101111000100 |
3 | 21011210001000220020100 |
4 | 1011322300230233010 |
5 | 2212222422434112 |
6 | 54253305004100 |
7 | 5265255505404 |
oct | 1057260545704 |
9 | 234701026210 |
10 | 75074030532 |
11 | 29925373336 |
12 | 12672183630 |
13 | 7105726497 |
14 | 38c2868804 |
15 | 1e45cdc2dc |
hex | 117ac2cbc4 |
75074030532 has 72 divisors (see below), whose sum is σ = 201267743040. Its totient is φ = 23544227520.
The previous prime is 75074030513. The next prime is 75074030543. The reversal of 75074030532 is 23503047057.
75074030532 is a `hidden beast` number, since 7 + 50 + 7 + 40 + 30 + 532 = 666.
It is a super-2 number, since 2×750740305322 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 692682 + ... + 793697.
It is an arithmetic number, because the mean of its divisors is an integer number (2795385320).
Almost surely, 275074030532 is an apocalyptic number.
It is an amenable number.
75074030532 is an abundant number, since it is smaller than the sum of its proper divisors (126193712508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75074030532 is a wasteful number, since it uses less digits than its factorization.
75074030532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1486473 (or 1486468 counting only the distinct ones).
The product of its (nonzero) digits is 88200, while the sum is 36.
Adding to 75074030532 its reverse (23503047057), we get a palindrome (98577077589).
The spelling of 75074030532 in words is "seventy-five billion, seventy-four million, thirty thousand, five hundred thirty-two".
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