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10706039077 = 85712492461
BaseRepresentation
bin10011111100010000…
…10011000100100101
31000122010022010122211
421332020103010211
5133411221222302
64530203323421
7526206554626
oct117610230445
930563263584
1010706039077
1145a4309688
1220a9520571
131018062586
14737c2da4d
15429d74ad7
hex27e213125

10706039077 has 4 divisors (see below), whose sum is σ = 10718532396. Its totient is φ = 10693545760.

The previous prime is 10706039053. The next prime is 10706039171. The reversal of 10706039077 is 77093060701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 77093060701 = 149143516907.

It can be written as a sum of positive squares in 2 ways, for example, as 4832196196 + 5873842881 = 69514^2 + 76641^2 .

It is a cyclic number.

It is not a de Polignac number, because 10706039077 - 219 = 10705514789 is a prime.

It is a super-2 number, since 2×107060390772 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10706039027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6245374 + ... + 6247087.

It is an arithmetic number, because the mean of its divisors is an integer number (2679633099).

Almost surely, 210706039077 is an apocalyptic number.

It is an amenable number.

10706039077 is a deficient number, since it is larger than the sum of its proper divisors (12493319).

10706039077 is an equidigital number, since it uses as much as digits as its factorization.

10706039077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12493318.

The product of its (nonzero) digits is 55566, while the sum is 40.

Adding to 10706039077 its reverse (77093060701), we get a palindrome (87799099778).

The spelling of 10706039077 in words is "ten billion, seven hundred six million, thirty-nine thousand, seventy-seven".

Divisors: 1 857 12492461 10706039077