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10194445464 = 233760681223
BaseRepresentation
bin10010111111010001…
…01110010010011000
3222022110122111011020
421133220232102120
5131334234223324
64403330202440
7510425233230
oct113750562230
928273574136
1010194445464
114361553845
121b86123420
13c6607b468
146c9cdacc0
153e9ebb679
hex25fa2e498

10194445464 has 32 divisors (see below), whose sum is σ = 29126987520. Its totient is φ = 2912698656.

The previous prime is 10194445463. The next prime is 10194445483. The reversal of 10194445464 is 46454449101.

10194445464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10194445463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30340444 + ... + 30340779.

It is an arithmetic number, because the mean of its divisors is an integer number (910218360).

Almost surely, 210194445464 is an apocalyptic number.

10194445464 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

10194445464 is an abundant number, since it is smaller than the sum of its proper divisors (18932542056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10194445464 is a wasteful number, since it uses less digits than its factorization.

10194445464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60681239 (or 60681235 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 42.

The spelling of 10194445464 in words is "ten billion, one hundred ninety-four million, four hundred forty-five thousand, four hundred sixty-four".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 60681223 121362446 182043669 242724892 364087338 424768561 485449784 728174676 849537122 1274305683 1456349352 1699074244 2548611366 3398148488 5097222732 10194445464