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106147798 = 253073899
BaseRepresentation
bin1100101001110…
…10111111010110
321101201212101221
412110322333112
5204133212143
614311040554
72426145541
oct624727726
9241655357
10106147798
1154a10459
122b67015a
1318cb6b63
1410151858
1594bb2ed
hex653afd6

106147798 has 4 divisors (see below), whose sum is σ = 159221700. Its totient is φ = 53073898.

The previous prime is 106147781. The next prime is 106147819. The reversal of 106147798 is 897741601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 897741601 = 2293920269.

It is a super-2 number, since 2×1061477982 = 22534710040497608, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26536948 + ... + 26536951.

It is an arithmetic number, because the mean of its divisors is an integer number (39805425).

Almost surely, 2106147798 is an apocalyptic number.

106147798 is a deficient number, since it is larger than the sum of its proper divisors (53073902).

106147798 is an equidigital number, since it uses as much as digits as its factorization.

106147798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53073901.

The product of its (nonzero) digits is 84672, while the sum is 43.

The square root of 106147798 is about 10302.8053461181. The cubic root of 106147798 is about 473.4822068025.

The spelling of 106147798 in words is "one hundred six million, one hundred forty-seven thousand, seven hundred ninety-eight".

Divisors: 1 2 53073899 106147798