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10407989930 = 251380061461
BaseRepresentation
bin10011011000101110…
…10101001010101010
3222212100110200002112
421230113111022222
5132303421134210
64440435202322
7515630311652
oct115427251252
928770420075
1010407989930
114461047978
1220257463a2
13c9b398730
1470a407362
1540daedd05
hex26c5d52aa

10407989930 has 16 divisors (see below), whose sum is σ = 20175488424. Its totient is φ = 3842950080.

The previous prime is 10407989899. The next prime is 10407989939. The reversal of 10407989930 is 3998970401.

10407989930 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3779913361 + 6628076569 = 61481^2 + 81413^2 .

It is not an unprimeable number, because it can be changed into a prime (10407989939) 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, 40030601 + ... + 40030860.

Almost surely, 210407989930 is an apocalyptic number.

10407989930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10407989930 is a deficient number, since it is larger than the sum of its proper divisors (9767498494).

10407989930 is a wasteful number, since it uses less digits than its factorization.

10407989930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80061481.

The product of its (nonzero) digits is 489888, while the sum is 50.

The spelling of 10407989930 in words is "ten billion, four hundred seven million, nine hundred eighty-nine thousand, nine hundred thirty".

Divisors: 1 2 5 10 13 26 65 130 80061461 160122922 400307305 800614610 1040798993 2081597986 5203994965 10407989930