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48975903025 = 527263232
BaseRepresentation
bin101101100111001100…
…001111100100110001
311200102012210122200021
4231213030033210301
51300300312344100
634255455323441
73352445210200
oct554714174461
9150365718607
1048975903025
1119852690915
1295a9b20581
13480684669a
14252870d237
151419a03a1a
hexb6730f931

48975903025 has 27 divisors (see below), whose sum is σ = 70656415851. Its totient is φ = 33578165040.

The previous prime is 48975902971. The next prime is 48975903029. The reversal of 48975903025 is 52030957984.

The square root of 48975903025 is 221305.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 17631325089 + 31344577936 = 132783^2 + 177044^2 .

It is not a de Polignac number, because 48975903025 - 225 = 48942348593 is a prime.

It is a super-2 number, since 2×489759030252 (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (48975903029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 7742514 + ... + 7748836.

Almost surely, 248975903025 is an apocalyptic number.

48975903025 is the 221305-th square number.

48975903025 is the 110653-rd centered octagonal number.

It is an amenable number.

48975903025 is a deficient number, since it is larger than the sum of its proper divisors (21680512826).

48975903025 is an frugal number, since it uses more digits than its factorization.

48975903025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12670 (or 6335 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 52.

The spelling of 48975903025 in words is "forty-eight billion, nine hundred seventy-five million, nine hundred three thousand, twenty-five".

Divisors: 1 5 7 25 35 49 175 245 1225 6323 31615 44261 158075 221305 309827 1106525 1549135 7745675 39980329 199901645 279862303 999508225 1399311515 1959036121 6996557575 9795180605 48975903025