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361061042 = 2180530521
BaseRepresentation
bin10101100001010…
…101101010110010
3221011101210122012
4111201111222302
51214412423132
655454442522
711642653046
oct2541255262
9834353565
10361061042
1117589a561
12a0b03442
1359a599b4
1435d4a026
1521a710b2
hex15855ab2

361061042 has 4 divisors (see below), whose sum is σ = 541591566. Its totient is φ = 180530520.

The previous prime is 361061017. The next prime is 361061053. The reversal of 361061042 is 240160163.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 326850241 + 34210801 = 18079^2 + 5849^2 .

It is a junction number, because it is equal to n+sod(n) for n = 361060999 and 361061017.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90265259 + ... + 90265262.

Almost surely, 2361061042 is an apocalyptic number.

361061042 is a deficient number, since it is larger than the sum of its proper divisors (180530524).

361061042 is a wasteful number, since it uses less digits than its factorization.

361061042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180530523.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 361061042 is about 19001.6063005210. The cubic root of 361061042 is about 712.0768667276.

The spelling of 361061042 in words is "three hundred sixty-one million, sixty-one thousand, forty-two".

Divisors: 1 2 180530521 361061042