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2892429 = 3511903
BaseRepresentation
bin1011000010001010001101
312102221200000
423002022031
51220024204
6141554513
733404511
oct13021215
95387600
102892429
1116a6141
12b75a39
137a36c7
14554141
153c2039
hex2c228d

2892429 has 12 divisors (see below), whose sum is σ = 4333056. Its totient is φ = 1928124.

The previous prime is 2892419. The next prime is 2892473. The reversal of 2892429 is 9242982.

It is a de Polignac number, because none of the positive numbers 2k-2892429 is a prime.

It is a super-2 number, since 2×28924292 = 16732291040082, which contains 22 as substring.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2892393 and 2892402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2892419) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5709 + ... + 6194.

It is an arithmetic number, because the mean of its divisors is an integer number (361088).

22892429 is an apocalyptic number.

It is an amenable number.

2892429 is a deficient number, since it is larger than the sum of its proper divisors (1440627).

2892429 is an equidigital number, since it uses as much as digits as its factorization.

2892429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11918 (or 11906 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 2892429 is about 1700.7142617148. The cubic root of 2892429 is about 142.4801080267.

It can be divided in two parts, 2892 and 429, that added together give a triangular number (3321 = T81).

The spelling of 2892429 in words is "two million, eight hundred ninety-two thousand, four hundred twenty-nine".

Divisors: 1 3 9 27 81 243 11903 35709 107127 321381 964143 2892429