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196120680 = 23357233477
BaseRepresentation
bin10111011000010…
…01000001101000
3111200000221222220
423230021001220
5400201330210
631243314040
74600666260
oct1354110150
9450027886
10196120680
11a0783408
125581b920
1331829652
141c0927a0
151233ec70
hexbb09068

196120680 has 64 divisors (see below), whose sum is σ = 672416640. Its totient is φ = 44827392.

The previous prime is 196120651. The next prime is 196120697. The reversal of 196120680 is 86021691.

It is a super-2 number, since 2×1961206802 = 76926642247324800, 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 15 ways as a sum of consecutive naturals, for example, 115899 + ... + 117578.

It is an arithmetic number, because the mean of its divisors is an integer number (10506510).

Almost surely, 2196120680 is an apocalyptic number.

196120680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

196120680 is an abundant number, since it is smaller than the sum of its proper divisors (476295960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

196120680 is a wasteful number, since it uses less digits than its factorization.

196120680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233498 (or 233494 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 196120680 is about 14004.3093367720. The cubic root of 196120680 is about 580.9977673085.

The spelling of 196120680 in words is "one hundred ninety-six million, one hundred twenty thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 28 30 35 40 42 56 60 70 84 105 120 140 168 210 280 420 840 233477 466954 700431 933908 1167385 1400862 1634339 1867816 2334770 2801724 3268678 3502155 4669540 4903017 5603448 6537356 7004310 8171695 9339080 9806034 13074712 14008620 16343390 19612068 24515085 28017240 32686780 39224136 49030170 65373560 98060340 196120680