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104798690 = 2513179999
BaseRepresentation
bin1100011111100…
…01100111100010
321022012022202222
412033301213202
5203312024230
614222111042
72411526353
oct617614742
9238168688
10104798690
1154179897
122b11b482
1318933a79
14dcbdd2a
1593016e5
hex63f19e2

104798690 has 16 divisors (see below), whose sum is σ = 190080000. Its totient is φ = 41598960.

The previous prime is 104798677. The next prime is 104798713. The reversal of 104798690 is 96897401.

It is a super-2 number, since 2×1047986902 = 21965530851432200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38690 + ... + 41309.

It is an arithmetic number, because the mean of its divisors is an integer number (11880000).

Almost surely, 2104798690 is an apocalyptic number.

104798690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

104798690 is a deficient number, since it is larger than the sum of its proper divisors (85281310).

104798690 is a wasteful number, since it uses less digits than its factorization.

104798690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80137.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 104798690 is about 10237.1231310364. The cubic root of 104798690 is about 471.4677070576.

The spelling of 104798690 in words is "one hundred four million, seven hundred ninety-eight thousand, six hundred ninety".

Divisors: 1 2 5 10 131 262 655 1310 79999 159998 399995 799990 10479869 20959738 52399345 104798690