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313232001 = 3463225509
BaseRepresentation
bin10010101010111…
…000101010000001
3210211101211112020
4102222320222001
51120141411001
651025352053
710522266555
oct2252705201
9724354466
10313232001
111508a1925
1288a98629
134cb817a4
142d859865
151c774736
hex12ab8a81

313232001 has 8 divisors (see below), whose sum is σ = 418546560. Its totient is φ = 208369392.

The previous prime is 313231981. The next prime is 313232027. The reversal of 313232001 is 100232313.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 313232001 - 26 = 313231937 is a prime.

It is a super-2 number, since 2×3132320012 = 196228572900928002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (313232071) 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, 111366 + ... + 114143.

It is an arithmetic number, because the mean of its divisors is an integer number (52318320).

Almost surely, 2313232001 is an apocalyptic number.

It is an amenable number.

313232001 is a deficient number, since it is larger than the sum of its proper divisors (105314559).

313232001 is a wasteful number, since it uses less digits than its factorization.

313232001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225975.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 313232001 is about 17698.3615343342. The cubic root of 313232001 is about 679.1338460175.

Adding to 313232001 its reverse (100232313), we get a palindrome (413464314).

The spelling of 313232001 in words is "three hundred thirteen million, two hundred thirty-two thousand, one".

Divisors: 1 3 463 1389 225509 676527 104410667 313232001