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10148168869 = 19677971853
BaseRepresentation
bin10010111001110000…
…01100010010100101
3222012020120101121021
421130320030102211
5131240412400434
64354554251141
7506324004106
oct113470142245
928166511537
1010148168869
114338416523
121b72726ab1
13c595c7a67
146c3ad23ad
153e5dc9cb4
hex25ce0c4a5

10148168869 has 8 divisors (see below), whose sum is σ = 10841721440. Its totient is φ = 9470560176.

The previous prime is 10148168839. The next prime is 10148168873. The reversal of 10148168869 is 96886184101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10148168869 - 25 = 10148168837 is a prime.

It is a super-2 number, since 2×101481688692 (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 (10148168839) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3984654 + ... + 3987199.

It is an arithmetic number, because the mean of its divisors is an integer number (1355215180).

Almost surely, 210148168869 is an apocalyptic number.

10148168869 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

10148168869 is a deficient number, since it is larger than the sum of its proper divisors (693552571).

10148168869 is an equidigital number, since it uses as much as digits as its factorization.

10148168869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7971939.

The product of its (nonzero) digits is 663552, while the sum is 52.

The spelling of 10148168869 in words is "ten billion, one hundred forty-eight million, one hundred sixty-eight thousand, eight hundred sixty-nine".

Divisors: 1 19 67 1273 7971853 151465207 534114151 10148168869