[go: up one dir, main page]

Search a number
-
+
142160415 = 3541922619
BaseRepresentation
bin10000111100100…
…11001000011111
3100220111111102120
420132103020133
5242343113130
622034554023
73344225565
oct1036231037
9326444376
10142160415
1173278251
123b738913
13235b57b7
1414c47a35
15c731910
hex879321f

142160415 has 16 divisors (see below), whose sum is σ = 228009600. Its totient is φ = 75634592.

The previous prime is 142160411. The next prime is 142160423. The reversal of 142160415 is 514061241.

It is a happy number.

142160415 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 142160415 - 22 = 142160411 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142160411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5025 + ... + 17594.

It is an arithmetic number, because the mean of its divisors is an integer number (14250600).

Almost surely, 2142160415 is an apocalyptic number.

142160415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

142160415 is a deficient number, since it is larger than the sum of its proper divisors (85849185).

142160415 is a wasteful number, since it uses less digits than its factorization.

142160415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23046.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 142160415 is about 11923.1042518297. The cubic root of 142160415 is about 521.9067264826.

The spelling of 142160415 in words is "one hundred forty-two million, one hundred sixty thousand, four hundred fifteen".

Divisors: 1 3 5 15 419 1257 2095 6285 22619 67857 113095 339285 9477361 28432083 47386805 142160415