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1042302140 = 225118953233
BaseRepresentation
bin111110001000000…
…100010010111100
32200122021102201222
4332020010102330
54113312132030
6251232052512
734554264515
oct7610042274
92618242658
101042302140
11495397030
12251094138
13137c2b839
149c5dda0c
156178a3e5
hex3e2044bc

1042302140 has 48 divisors (see below), whose sum is σ = 2414694240. Its totient is φ = 374753280.

The previous prime is 1042302139. The next prime is 1042302161. The reversal of 1042302140 is 412032401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7037 + ... + 46196.

It is an arithmetic number, because the mean of its divisors is an integer number (50306130).

Almost surely, 21042302140 is an apocalyptic number.

1042302140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1042302140 is an abundant number, since it is smaller than the sum of its proper divisors (1372392100).

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

1042302140 is a wasteful number, since it uses less digits than its factorization.

1042302140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53342 (or 53340 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1042302140 is about 32284.7044279485. The cubic root of 1042302140 is about 1013.9064281408.

Adding to 1042302140 its reverse (412032401), we get a palindrome (1454334541).

The spelling of 1042302140 in words is "one billion, forty-two million, three hundred two thousand, one hundred forty".

Divisors: 1 2 4 5 10 11 20 22 44 55 89 110 178 220 356 445 890 979 1780 1958 3916 4895 9790 19580 53233 106466 212932 266165 532330 585563 1064660 1171126 2342252 2927815 4737737 5855630 9475474 11711260 18950948 23688685 47377370 52115107 94754740 104230214 208460428 260575535 521151070 1042302140