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2199883142 = 21099941571
BaseRepresentation
bin1000001100011111…
…1000110110000110
312200022110122100102
42003013320312012
514001132230032
61002143044102
7105341461322
oct20307706606
95608418312
102199883142
11a2985a846
125148a0632
132909c0402
1416c24a982
15cd1e7362
hex831f8d86

2199883142 has 4 divisors (see below), whose sum is σ = 3299824716. Its totient is φ = 1099941570.

The previous prime is 2199883141. The next prime is 2199883177. The reversal of 2199883142 is 2413889912.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2199883141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 549970784 + ... + 549970787.

It is an arithmetic number, because the mean of its divisors is an integer number (824956179).

Almost surely, 22199883142 is an apocalyptic number.

2199883142 is a deficient number, since it is larger than the sum of its proper divisors (1099941574).

2199883142 is a wasteful number, since it uses less digits than its factorization.

2199883142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099941573.

The product of its digits is 248832, while the sum is 47.

The square root of 2199883142 is about 46902.9118712261. The cubic root of 2199883142 is about 1300.5684184868.

The spelling of 2199883142 in words is "two billion, one hundred ninety-nine million, eight hundred eighty-three thousand, one hundred forty-two".

Divisors: 1 2 1099941571 2199883142