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48047955 = 35103137227
BaseRepresentation
bin1011011101001…
…0011101010011
310100102002101220
42313102131103
544300013310
64433500123
71122254334
oct267223523
9110362356
1048047955
112513815a
1214111643
139c53a57
14654a28b
154341670
hex2dd2753

48047955 has 32 divisors (see below), whose sum is σ = 78534144. Its totient is φ = 25080576.

The previous prime is 48047947. The next prime is 48047957. The reversal of 48047955 is 55974084.

It is not a de Polignac number, because 48047955 - 23 = 48047947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48047957) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 211552 + ... + 211778.

It is an arithmetic number, because the mean of its divisors is an integer number (2454192).

Almost surely, 248047955 is an apocalyptic number.

48047955 is a deficient number, since it is larger than the sum of its proper divisors (30486189).

48047955 is a wasteful number, since it uses less digits than its factorization.

48047955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475.

The product of its (nonzero) digits is 201600, while the sum is 42.

The square root of 48047955 is about 6931.6632203245. The cubic root of 48047955 is about 363.5451060868.

The spelling of 48047955 in words is "forty-eight million, forty-seven thousand, nine hundred fifty-five".

Divisors: 1 3 5 15 103 137 227 309 411 515 681 685 1135 1545 2055 3405 14111 23381 31099 42333 70143 70555 93297 116905 155495 211665 350715 466485 3203197 9609591 16015985 48047955