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196072620 = 22353788321
BaseRepresentation
bin10111010111111…
…01010010101100
3111122221112001220
423223331102230
5400143310440
631242303340
74600406202
oct1353752254
9448845056
10196072620
11a0750297
12557b7b50
1331810803
141c07d072
15123308d0
hexbafd4ac

196072620 has 48 divisors (see below), whose sum is σ = 563847648. Its totient is φ = 50872320.

The previous prime is 196072601. The next prime is 196072621. The reversal of 196072620 is 26270691.

It is not an unprimeable number, because it can be changed into a prime (196072621) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 41941 + ... + 46380.

It is an arithmetic number, because the mean of its divisors is an integer number (11746826).

Almost surely, 2196072620 is an apocalyptic number.

196072620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

196072620 is an abundant number, since it is smaller than the sum of its proper divisors (367775028).

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

196072620 is a wasteful number, since it uses less digits than its factorization.

196072620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88370 (or 88368 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 196072620 is about 14002.5933312369. The cubic root of 196072620 is about 580.9503049776.

The spelling of 196072620 in words is "one hundred ninety-six million, seventy-two thousand, six hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 37 60 74 111 148 185 222 370 444 555 740 1110 2220 88321 176642 264963 353284 441605 529926 883210 1059852 1324815 1766420 2649630 3267877 5299260 6535754 9803631 13071508 16339385 19607262 32678770 39214524 49018155 65357540 98036310 196072620