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126948394 = 2115155147
BaseRepresentation
bin1111001000100…
…01010000101010
322211212122110101
413210101100222
5224444322034
620332540014
73101020636
oct744212052
9284778411
10126948394
1165728231
123662160a
13203ba7c1
1412c07dc6
15b229514
hex791142a

126948394 has 8 divisors (see below), whose sum is σ = 190591488. Its totient is φ = 63417900.

The previous prime is 126948389. The next prime is 126948407. The reversal of 126948394 is 493849621.

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

It is a super-2 number, since 2×1269483942 = 32231789478358472, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25272 + ... + 29875.

It is an arithmetic number, because the mean of its divisors is an integer number (23823936).

Almost surely, 2126948394 is an apocalyptic number.

126948394 is a deficient number, since it is larger than the sum of its proper divisors (63643094).

126948394 is a wasteful number, since it uses less digits than its factorization.

126948394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56300.

The product of its digits is 373248, while the sum is 46.

The square root of 126948394 is about 11267.1377909387. The cubic root of 126948394 is about 502.5844766106.

The spelling of 126948394 in words is "one hundred twenty-six million, nine hundred forty-eight thousand, three hundred ninety-four".

Divisors: 1 2 1151 2302 55147 110294 63474197 126948394