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872352901 = 7235418341
BaseRepresentation
bin110011111111110…
…000110010000101
32020210111010012201
4303333300302011
53241310243101
6222321314501
730421606630
oct6377606205
92223433181
10872352901
11408469712
12204195a31
1310b966664
1483c00c17
15518b9e01
hex33ff0c85

872352901 has 8 divisors (see below), whose sum is σ = 1040321664. Its totient is φ = 715220880.

The previous prime is 872352889. The next prime is 872352907. The reversal of 872352901 is 109253278.

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

It is not a de Polignac number, because 872352901 - 213 = 872344709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (872352907) 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, 2709010 + ... + 2709331.

It is an arithmetic number, because the mean of its divisors is an integer number (130040208).

Almost surely, 2872352901 is an apocalyptic number.

It is an amenable number.

872352901 is a deficient number, since it is larger than the sum of its proper divisors (167968763).

872352901 is a wasteful number, since it uses less digits than its factorization.

872352901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5418371.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 872352901 is about 29535.6208839428. The cubic root of 872352901 is about 955.5000993541.

The spelling of 872352901 in words is "eight hundred seventy-two million, three hundred fifty-two thousand, nine hundred one".

Divisors: 1 7 23 161 5418341 37928387 124621843 872352901