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2042152215 = 351213112237
BaseRepresentation
bin111100110111000…
…1100010100010111
312021022200002012020
41321232030110113
513140242332330
6534350224223
7101415002355
oct17156142427
95238602166
102042152215
11958818204
1248bab5073
132671156bc
1415530c7d5
15be43c210
hex79b8c517

2042152215 has 16 divisors (see below), whose sum is σ = 3270166368. Its totient is φ = 1088240256.

The previous prime is 2042152213. The next prime is 2042152241. The reversal of 2042152215 is 5122512402.

It is not a de Polignac number, because 2042152215 - 21 = 2042152213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042152213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37924 + ... + 74313.

It is an arithmetic number, because the mean of its divisors is an integer number (204385398).

Almost surely, 22042152215 is an apocalyptic number.

2042152215 is a deficient number, since it is larger than the sum of its proper divisors (1228014153).

2042152215 is a wasteful number, since it uses less digits than its factorization.

2042152215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113458.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 2042152215 is about 45190.1783023701. The cubic root of 2042152215 is about 1268.7109940041.

Adding to 2042152215 its reverse (5122512402), we get a palindrome (7164664617).

The spelling of 2042152215 in words is "two billion, forty-two million, one hundred fifty-two thousand, two hundred fifteen".

Divisors: 1 3 5 15 1213 3639 6065 18195 112237 336711 561185 1683555 136143481 408430443 680717405 2042152215