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72200841 = 3231046389
BaseRepresentation
bin1000100110110…
…11001010001001
312000212011221020
410103123022021
5121440411331
611055303053
71534461036
oct423331211
9160764836
1072200841
1137834619
122021aa89
1311c5c4bb
14983638d
156512c96
hex44db289

72200841 has 8 divisors (see below), whose sum is σ = 100453440. Its totient is φ = 46041072.

The previous prime is 72200833. The next prime is 72200851. The reversal of 72200841 is 14800227.

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

It is not a de Polignac number, because 72200841 - 23 = 72200833 is a prime.

It is a super-2 number, since 2×722008412 = 10425922882214562, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (72200831) 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, 523126 + ... + 523263.

It is an arithmetic number, because the mean of its divisors is an integer number (12556680).

Almost surely, 272200841 is an apocalyptic number.

It is an amenable number.

72200841 is a deficient number, since it is larger than the sum of its proper divisors (28252599).

72200841 is a wasteful number, since it uses less digits than its factorization.

72200841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1046415.

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 72200841 is about 8497.1078020701. The cubic root of 72200841 is about 416.4032259705.

The spelling of 72200841 in words is "seventy-two million, two hundred thousand, eight hundred forty-one".

Divisors: 1 3 23 69 1046389 3139167 24066947 72200841