Base | Representation |
---|---|
bin | 111111111100110… |
… | …011010100100001 |
3 | 2202202212010212002 |
4 | 333330303110201 |
5 | 4144130402312 |
6 | 254244013345 |
7 | 35405346263 |
oct | 7774632441 |
9 | 2682763762 |
10 | 1072903457 |
11 | 50069827a |
12 | 25b391255 |
13 | 141384422 |
14 | a26c7b33 |
15 | 642d24c2 |
hex | 3ff33521 |
1072903457 has 16 divisors (see below), whose sum is σ = 1159334400. Its totient is φ = 989573760.
The previous prime is 1072903427. The next prime is 1072903477. The reversal of 1072903457 is 7543092701.
It is a cyclic number.
It is not a de Polignac number, because 1072903457 - 214 = 1072887073 is a prime.
It is a super-2 number, since 2×10729034572 = 2302243656085101698, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1072903457.
It is not an unprimeable number, because it can be changed into a prime (1072903427) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 471719 + ... + 473987.
It is an arithmetic number, because the mean of its divisors is an integer number (72458400).
Almost surely, 21072903457 is an apocalyptic number.
It is an amenable number.
1072903457 is a deficient number, since it is larger than the sum of its proper divisors (86430943).
1072903457 is a wasteful number, since it uses less digits than its factorization.
1072903457 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2936.
The product of its (nonzero) digits is 52920, while the sum is 38.
The square root of 1072903457 is about 32755.2050367571. The cubic root of 1072903457 is about 1023.7334209153.
The spelling of 1072903457 in words is "one billion, seventy-two million, nine hundred three thousand, four hundred fifty-seven".
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