Base | Representation |
---|---|
bin | 101100011010001… |
… | …110001101110101 |
3 | 1220220222112220220 |
4 | 230122032031311 |
5 | 3011214241402 |
6 | 201533244553 |
7 | 24315001023 |
oct | 5432161565 |
9 | 1826875826 |
10 | 745071477 |
11 | 352634257 |
12 | 189633759 |
13 | bb4903c7 |
14 | 70d4b713 |
15 | 45626dbc |
hex | 2c68e375 |
745071477 has 8 divisors (see below), whose sum is σ = 998917920. Its totient is φ = 493969680.
The previous prime is 745071443. The next prime is 745071487. The reversal of 745071477 is 774170547.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 745071477 - 26 = 745071413 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (745071487) 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, 685527 + ... + 686612.
It is an arithmetic number, because the mean of its divisors is an integer number (124864740).
Almost surely, 2745071477 is an apocalyptic number.
It is an amenable number.
745071477 is a deficient number, since it is larger than the sum of its proper divisors (253846443).
745071477 is a wasteful number, since it uses less digits than its factorization.
745071477 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1372323.
The product of its (nonzero) digits is 192080, while the sum is 42.
The square root of 745071477 is about 27295.9974538393. The cubic root of 745071477 is about 906.5657609343.
The spelling of 745071477 in words is "seven hundred forty-five million, seventy-one thousand, four hundred seventy-seven".
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