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12402010030 = 2519379317209
BaseRepresentation
bin10111000110011011…
…11010011110101110
31012000022120101102211
423203031322132232
5200344403310110
65410350041034
7616222226434
oct134315723656
935008511384
1012402010030
11529467a773
1224a14a917a
13122852ac97
14859186d54
154c8bce98a
hex2e337a7ae

12402010030 has 32 divisors (see below), whose sum is σ = 23506106400. Its totient is φ = 4698196992.

The previous prime is 12402010007. The next prime is 12402010039. The reversal of 12402010030 is 3001020421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12402010039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 712066 + ... + 729274.

It is an arithmetic number, because the mean of its divisors is an integer number (734565825).

Almost surely, 212402010030 is an apocalyptic number.

12402010030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12402010030 is a deficient number, since it is larger than the sum of its proper divisors (11104096370).

12402010030 is a wasteful number, since it uses less digits than its factorization.

12402010030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21028.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 12402010030 its reverse (3001020421), we get a palindrome (15403030451).

The spelling of 12402010030 in words is "twelve billion, four hundred two million, ten thousand, thirty".

Divisors: 1 2 5 10 19 38 95 190 3793 7586 17209 18965 34418 37930 72067 86045 144134 172090 326971 360335 653942 720670 1634855 3269710 65273737 130547474 326368685 652737370 1240201003 2480402006 6201005015 12402010030