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26699053 = 297112967
BaseRepresentation
bin110010111011…
…0010100101101
31212020110012211
41211312110231
523313332203
62352130421
7442636543
oct145662455
955213184
1026699053
1114086437
128b36a11
1356ba674
14378dd93
152525c6d
hex197652d

26699053 has 8 divisors (see below), whose sum is σ = 28010880. Its totient is φ = 25413360.

The previous prime is 26699051. The next prime is 26699063. The reversal of 26699053 is 35099662.

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 26699053 - 21 = 26699051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26698997 and 26699015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26699051) 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, 4425 + ... + 8542.

It is an arithmetic number, because the mean of its divisors is an integer number (3501360).

Almost surely, 226699053 is an apocalyptic number.

It is an amenable number.

26699053 is a deficient number, since it is larger than the sum of its proper divisors (1311827).

26699053 is a wasteful number, since it uses less digits than its factorization.

26699053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13067.

The product of its (nonzero) digits is 87480, while the sum is 40.

The square root of 26699053 is about 5167.1126366666. The cubic root of 26699053 is about 298.8812143973.

The spelling of 26699053 in words is "twenty-six million, six hundred ninety-nine thousand, fifty-three".

Divisors: 1 29 71 2059 12967 376043 920657 26699053