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72484196 = 2247937831
BaseRepresentation
bin1000101001000…
…00010101100100
312001101120121212
410110200111210
5122023443241
611105330552
71540051121
oct424402544
9161346555
1072484196
1137a084a4
1220336a58
131202b475
1498ab748
15656bbeb
hex4520564

72484196 has 12 divisors (see below), whose sum is σ = 127115520. Its totient is φ = 36165480.

The previous prime is 72484193. The next prime is 72484211. The reversal of 72484196 is 69148427.

It is not an unprimeable number, because it can be changed into a prime (72484193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17000 + ... + 20831.

It is an arithmetic number, because the mean of its divisors is an integer number (10592960).

Almost surely, 272484196 is an apocalyptic number.

It is an amenable number.

72484196 is a deficient number, since it is larger than the sum of its proper divisors (54631324).

72484196 is a wasteful number, since it uses less digits than its factorization.

72484196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38314 (or 38312 counting only the distinct ones).

The product of its digits is 96768, while the sum is 41.

The square root of 72484196 is about 8513.7650895476. The cubic root of 72484196 is about 416.9472451171.

The spelling of 72484196 in words is "seventy-two million, four hundred eighty-four thousand, one hundred ninety-six".

Divisors: 1 2 4 479 958 1916 37831 75662 151324 18121049 36242098 72484196