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104954279 = 243743067
BaseRepresentation
bin1100100000101…
…11100110100111
321022111020012112
412100113212213
5203332014104
614225311235
72413045103
oct620274647
9238436175
10104954279
1154275781
122b19551b
1318989831
14dd20903
15933286e
hex64179a7

104954279 has 4 divisors (see below), whose sum is σ = 104999784. Its totient is φ = 104908776.

The previous prime is 104954261. The next prime is 104954299. The reversal of 104954279 is 972459401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 972459401 = 5231859387.

It is a cyclic number.

It is not a de Polignac number, because 104954279 - 28 = 104954023 is a prime.

It is a super-2 number, since 2×1049542792 = 22030801360819682, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104954299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19097 + ... + 23970.

It is an arithmetic number, because the mean of its divisors is an integer number (26249946).

Almost surely, 2104954279 is an apocalyptic number.

104954279 is a deficient number, since it is larger than the sum of its proper divisors (45505).

104954279 is an equidigital number, since it uses as much as digits as its factorization.

104954279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45504.

The product of its (nonzero) digits is 90720, while the sum is 41.

The square root of 104954279 is about 10244.7195666841. The cubic root of 104954279 is about 471.7009126343.

The spelling of 104954279 in words is "one hundred four million, nine hundred fifty-four thousand, two hundred seventy-nine".

Divisors: 1 2437 43067 104954279