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351242412 = 22329270201
BaseRepresentation
bin10100111011111…
…000100010101100
3220110220222000020
4110323320202230
51204404224122
654504202140
711463340233
oct2473704254
9813828006
10351242412
111702a3694
1299769350
13579cc861
1434911b1a
1520c81c5c
hex14ef88ac

351242412 has 12 divisors (see below), whose sum is σ = 819565656. Its totient is φ = 117080800.

The previous prime is 351242401. The next prime is 351242477. The reversal of 351242412 is 214242153.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14635089 + ... + 14635112.

It is an arithmetic number, because the mean of its divisors is an integer number (68297138).

Almost surely, 2351242412 is an apocalyptic number.

It is an amenable number.

351242412 is an abundant number, since it is smaller than the sum of its proper divisors (468323244).

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

351242412 is a wasteful number, since it uses less digits than its factorization.

351242412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29270208 (or 29270206 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 351242412 is about 18741.4623762395. The cubic root of 351242412 is about 705.5627597568.

Adding to 351242412 its reverse (214242153), we get a palindrome (565484565).

The spelling of 351242412 in words is "three hundred fifty-one million, two hundred forty-two thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 29270201 58540402 87810603 117080804 175621206 351242412