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361068156 = 223210029671
BaseRepresentation
bin10101100001010…
…111011001111100
3221011102011101200
4111201113121330
51214413140111
655454535500
711643012561
oct2541273174
9834364350
10361068156
111758a4939
12a0b07590
1359a5ccc7
1435d4c868
1521a73256
hex1585767c

361068156 has 18 divisors (see below), whose sum is σ = 912700152. Its totient is φ = 120356040.

The previous prime is 361068137. The next prime is 361068161. The reversal of 361068156 is 651860163.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 10029671 = 361068156 / (3 + 6 + 1 + 0 + 6 + 8 + 1 + 5 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 361068156.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5014800 + ... + 5014871.

It is an arithmetic number, because the mean of its divisors is an integer number (50705564).

Almost surely, 2361068156 is an apocalyptic number.

361068156 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

361068156 is an abundant number, since it is smaller than the sum of its proper divisors (551631996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

361068156 is a wasteful number, since it uses less digits than its factorization.

361068156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10029681 (or 10029676 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 361068156 is about 19001.7934942994. The cubic root of 361068156 is about 712.0815433897.

The spelling of 361068156 in words is "three hundred sixty-one million, sixty-eight thousand, one hundred fifty-six".

Divisors: 1 2 3 4 6 9 12 18 36 10029671 20059342 30089013 40118684 60178026 90267039 120356052 180534078 361068156