Base | Representation |
---|---|
bin | 111110001001101… |
… | …111110100000100 |
3 | 2200200002210211210 |
4 | 332021233310010 |
5 | 4113420230112 |
6 | 251245331420 |
7 | 34561110456 |
oct | 7611576404 |
9 | 2620083753 |
10 | 1042742532 |
11 | 495667997 |
12 | 251266b70 |
13 | 138054120 |
14 | 9c6b62d6 |
15 | 61825b3c |
hex | 3e26fd04 |
1042742532 has 48 divisors (see below), whose sum is σ = 2774362752. Its totient is φ = 301969920.
The previous prime is 1042742521. The next prime is 1042742543. The reversal of 1042742532 is 2352472401.
It is an interprime number because it is at equal distance from previous prime (1042742521) and next prime (1042742543).
It is a self number, because there is not a number n which added to its sum of digits gives 1042742532.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193944 + ... + 199247.
It is an arithmetic number, because the mean of its divisors is an integer number (57799224).
Almost surely, 21042742532 is an apocalyptic number.
1042742532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1042742532 is an abundant number, since it is smaller than the sum of its proper divisors (1731620220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1042742532 is a wasteful number, since it uses less digits than its factorization.
1042742532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 393228 (or 393226 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 30.
The square root of 1042742532 is about 32291.5241510834. The cubic root of 1042742532 is about 1014.0492061288.
The spelling of 1042742532 in words is "one billion, forty-two million, seven hundred forty-two thousand, five hundred thirty-two".
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