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26972396 = 2211613009
BaseRepresentation
bin110011011100…
…1000011101100
31212202100011122
41212321003230
523401104041
62402040112
7445155503
oct146710354
955670148
1026972396
1114252840
129049038
135784bc9
14382183a
15257bc4b
hex19b90ec

26972396 has 12 divisors (see below), whose sum is σ = 51492840. Its totient is φ = 12260160.

The previous prime is 26972339. The next prime is 26972401. The reversal of 26972396 is 69327962.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 613009 = 26972396 / (2 + 6 + 9 + 7 + 2 + 3 + 9 + 6).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 306461 + ... + 306548.

It is an arithmetic number, because the mean of its divisors is an integer number (4291070).

Almost surely, 226972396 is an apocalyptic number.

It is an amenable number.

26972396 is a deficient number, since it is larger than the sum of its proper divisors (24520444).

26972396 is a wasteful number, since it uses less digits than its factorization.

26972396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613024 (or 613022 counting only the distinct ones).

The product of its digits is 244944, while the sum is 44.

The square root of 26972396 is about 5193.4955473169. The cubic root of 26972396 is about 299.8977281018.

The spelling of 26972396 in words is "twenty-six million, nine hundred seventy-two thousand, three hundred ninety-six".

Divisors: 1 2 4 11 22 44 613009 1226018 2452036 6743099 13486198 26972396