Base | Representation |
---|---|
bin | 10110001000101… |
… | …100100101000001 |
3 | 221212210222112011 |
4 | 112020230211001 |
5 | 1230033102442 |
6 | 100503532521 |
7 | 12126444100 |
oct | 2610544501 |
9 | 855728464 |
10 | 371378497 |
11 | 1806a7186 |
12 | a445a141 |
13 | 5bc2cbb9 |
14 | 37474037 |
15 | 2290d117 |
hex | 1622c941 |
371378497 has 12 divisors (see below), whose sum is σ = 433392660. Its totient is φ = 317306976.
The previous prime is 371378479. The next prime is 371378591. The reversal of 371378497 is 794873173.
It can be written as a sum of positive squares in 2 ways, for example, as 21538881 + 349839616 = 4641^2 + 18704^2 .
It is not a de Polignac number, because 371378497 - 215 = 371345729 is a prime.
It is a super-3 number, since 3×3713784973 (a number of 27 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (49).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 371378497.
It is not an unprimeable number, because it can be changed into a prime (371378197) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3579 + ... + 27487.
It is an arithmetic number, because the mean of its divisors is an integer number (36116055).
Almost surely, 2371378497 is an apocalyptic number.
It is an amenable number.
371378497 is a deficient number, since it is larger than the sum of its proper divisors (62014163).
371378497 is a wasteful number, since it uses less digits than its factorization.
371378497 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24240 (or 24233 counting only the distinct ones).
The product of its digits is 889056, while the sum is 49.
The square root of 371378497 is about 19271.1830721417. The cubic root of 371378497 is about 718.7958892743.
The spelling of 371378497 in words is "three hundred seventy-one million, three hundred seventy-eight thousand, four hundred ninety-seven".
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