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49720396 = 22115711979
BaseRepresentation
bin1011110110101…
…0110001001100
310110120001120011
42331222301030
5100212023041
64533403004
71142421265
oct275526114
9113501504
1049720396
112607a740
1214799464
13a3bb06b
14686396c
154571e81
hex2f6ac4c

49720396 has 24 divisors (see below), whose sum is σ = 95135040. Its totient is φ = 22549200.

The previous prime is 49720361. The next prime is 49720417. The reversal of 49720396 is 69302794.

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, 24135 + ... + 26113.

It is an arithmetic number, because the mean of its divisors is an integer number (3963960).

Almost surely, 249720396 is an apocalyptic number.

It is an amenable number.

49720396 is a deficient number, since it is larger than the sum of its proper divisors (45414644).

49720396 is a wasteful number, since it uses less digits than its factorization.

49720396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2565 (or 2563 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 49720396 is about 7051.2691056291. The cubic root of 49720396 is about 367.7151525251.

The spelling of 49720396 in words is "forty-nine million, seven hundred twenty thousand, three hundred ninety-six".

Divisors: 1 2 4 11 22 44 571 1142 1979 2284 3958 6281 7916 12562 21769 25124 43538 87076 1130009 2260018 4520036 12430099 24860198 49720396