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26948057 = 431075857
BaseRepresentation
bin110011011001…
…1000111011001
31212201002210012
41212303013121
523344314212
62401331305
7445024523
oct146630731
955632705
1026948057
1114236524
129036b35
135776ac6
143816a13
152574922
hex19b31d9

26948057 has 8 divisors (see below), whose sum is σ = 27837216. Its totient is φ = 26070912.

The previous prime is 26948041. The next prime is 26948059. The reversal of 26948057 is 75084962.

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

It is a cyclic number.

It is not a de Polignac number, because 26948057 - 24 = 26948041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26948059) 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, 1673 + ... + 7529.

It is an arithmetic number, because the mean of its divisors is an integer number (3479652).

Almost surely, 226948057 is an apocalyptic number.

It is an amenable number.

26948057 is a deficient number, since it is larger than the sum of its proper divisors (889159).

26948057 is a wasteful number, since it uses less digits than its factorization.

26948057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6007.

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 26948057 is about 5191.1517989749. The cubic root of 26948057 is about 299.8074950177.

The spelling of 26948057 in words is "twenty-six million, nine hundred forty-eight thousand, fifty-seven".

Divisors: 1 43 107 4601 5857 251851 626699 26948057