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10751823481 = 72148132
BaseRepresentation
bin10100000001101101…
…11100111001111001
31000202022110020001111
422000312330321321
5134004431322411
64534520520321
7530303664100
oct120066747171
930668406044
1010751823481
114618140133
1221009200a1
1310246a2c39
1473dd4b037
1542ddba721
hex280dbce79

10751823481 has 9 divisors (see below), whose sum is σ = 12508067631. Its totient is φ = 9215226552.

The previous prime is 10751823463. The next prime is 10751823521. The reversal of 10751823481 is 18432815701.

The square root of 10751823481 is 103691.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3202994025 + 7548829456 = 56595^2 + 86884^2 .

It is not a de Polignac number, because 10751823481 - 213 = 10751815289 is a prime.

It is a super-2 number, since 2×107518234812 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10751823581) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 718431 + ... + 733243.

Almost surely, 210751823481 is an apocalyptic number.

10751823481 is the 103691-st square number.

10751823481 is the 51846-th centered octagonal number.

It is an amenable number.

10751823481 is a deficient number, since it is larger than the sum of its proper divisors (1756244150).

10751823481 is an frugal number, since it uses more digits than its factorization.

10751823481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29640 (or 14820 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 40.

The spelling of 10751823481 in words is "ten billion, seven hundred fifty-one million, eight hundred twenty-three thousand, four hundred eighty-one".

Divisors: 1 7 49 14813 103691 725837 219424969 1535974783 10751823481