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103804493870 = 25711338939779
BaseRepresentation
bin110000010101100111…
…0101110000000101110
3100220221022110122201002
41200223032232000232
53200042422300440
6115404230320302
710333241432240
oct1405316560056
9326838418632
10103804493870
1140028a26710
121814bab9092
139a33a8b44c
14504a442090
152a78242115
hex182b3ae02e

103804493870 has 64 divisors (see below), whose sum is σ = 233028057600. Its totient is φ = 32344287360.

The previous prime is 103804493867. The next prime is 103804493873. The reversal of 103804493870 is 78394408301.

It is an interprime number because it is at equal distance from previous prime (103804493867) and next prime (103804493873).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103804493873) 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 31 ways as a sum of consecutive naturals, for example, 2589641 + ... + 2629419.

It is an arithmetic number, because the mean of its divisors is an integer number (3641063400).

Almost surely, 2103804493870 is an apocalyptic number.

103804493870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103804493870 is an abundant number, since it is smaller than the sum of its proper divisors (129223563730).

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

103804493870 is a wasteful number, since it uses less digits than its factorization.

103804493870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43193.

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 103804493870 in words is "one hundred three billion, eight hundred four million, four hundred ninety-three thousand, eight hundred seventy".

Divisors: 1 2 5 7 10 11 14 22 35 55 70 77 110 154 385 770 3389 6778 16945 23723 33890 37279 39779 47446 74558 79558 118615 186395 198895 237230 260953 278453 372790 397790 437569 521906 556906 875138 1304765 1392265 2187845 2609530 2784530 3062983 4375690 6125966 15314915 30629830 134811031 269622062 674055155 943677217 1348110310 1482921341 1887354434 2965842682 4718386085 7414606705 9436772170 10380449387 14829213410 20760898774 51902246935 103804493870