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12100097352 = 233772024389
BaseRepresentation
bin10110100010011100…
…01101010101001000
31011020021110122002210
423101032031111020
5144240111103402
65320403025120
7605565062520
oct132116152510
934207418083
1012100097352
11514a20a262
12241836b1a0
1311aab10725
1482b036680
154ac44406c
hex2d138d548

12100097352 has 32 divisors (see below), whose sum is σ = 34571707200. Its totient is φ = 3457170624.

The previous prime is 12100097341. The next prime is 12100097353. The reversal of 12100097352 is 25379000121.

It is not an unprimeable number, because it can be changed into a prime (12100097353) 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, 36012027 + ... + 36012362.

It is an arithmetic number, because the mean of its divisors is an integer number (1080365850).

Almost surely, 212100097352 is an apocalyptic number.

12100097352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12100097352 is an abundant number, since it is smaller than the sum of its proper divisors (22471609848).

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

12100097352 is a wasteful number, since it uses less digits than its factorization.

12100097352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72024405 (or 72024401 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 30.

Adding to 12100097352 its reverse (25379000121), we get a palindrome (37479097473).

The spelling of 12100097352 in words is "twelve billion, one hundred million, ninety-seven thousand, three hundred fifty-two".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 72024389 144048778 216073167 288097556 432146334 504170723 576195112 864292668 1008341446 1512512169 1728585336 2016682892 3025024338 4033365784 6050048676 12100097352