Base | Representation |
---|---|
bin | 1000101001101… |
… | …10000110111110 |
3 | 12001120002221202 |
4 | 10110312012332 |
5 | 122034321444 |
6 | 11111255502 |
7 | 1540602116 |
oct | 424660676 |
9 | 161502852 |
10 | 72573374 |
11 | 37a694a5 |
12 | 2037a592 |
13 | 1205cc33 |
14 | 98d2046 |
15 | 658834e |
hex | 45361be |
72573374 has 16 divisors (see below), whose sum is σ = 116656848. Its totient is φ = 33739392.
The previous prime is 72573373. The next prime is 72573383. The reversal of 72573374 is 47337527.
It is a super-2 number, since 2×725733742 = 10533789227487752, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72573373) 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, 10037 + ... + 15680.
It is an arithmetic number, because the mean of its divisors is an integer number (7291053).
Almost surely, 272573374 is an apocalyptic number.
72573374 is a deficient number, since it is larger than the sum of its proper divisors (44083474).
72573374 is a wasteful number, since it uses less digits than its factorization.
72573374 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25819.
The product of its digits is 123480, while the sum is 38.
The square root of 72573374 is about 8519.0007630003. Note that the first 3 decimals coincide. The cubic root of 72573374 is about 417.1181664362.
The spelling of 72573374 in words is "seventy-two million, five hundred seventy-three thousand, three hundred seventy-four".
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