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30026085949 = 59717167841
BaseRepresentation
bin11011111101101100…
…011011011000111101
32212111120101012120101
4123331230123120331
5442443134222244
621443243121101
72112034343116
oct337554333075
985446335511
1030026085949
1111808a40872
12599b813191
132aa68c9682
14164bab920d
15bab07d0d4
hex6fdb1b63d

30026085949 has 8 divisors (see below), whose sum is σ = 30965077440. Its totient is φ = 29101430400.

The previous prime is 30026085941. The next prime is 30026086021. The reversal of 30026085949 is 94958062003.

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 30026085949 - 23 = 30026085941 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30026085899 and 30026085908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30026085941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3579732 + ... + 3588109.

It is an arithmetic number, because the mean of its divisors is an integer number (3870634680).

Almost surely, 230026085949 is an apocalyptic number.

It is an amenable number.

30026085949 is a deficient number, since it is larger than the sum of its proper divisors (938991491).

30026085949 is an equidigital number, since it uses as much as digits as its factorization.

30026085949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7167971.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 30026085949 in words is "thirty billion, twenty-six million, eighty-five thousand, nine hundred forty-nine".

Divisors: 1 59 71 4189 7167841 422902619 508916711 30026085949