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973752025 = 52794
BaseRepresentation
bin111010000010100…
…100011011011001
32111212021201122211
4322002210123121
53443240031100
6240342515121
733062520121
oct7202443331
92455251584
10973752025
1145a726344
12232135aa1
13126979c3c
1493477c81
155a7491ba
hex3a0a46d9

973752025 has 15 divisors (see below), whose sum is σ = 1222932671. Its totient is φ = 769140840.

The previous prime is 973752011. The next prime is 973752029. The reversal of 973752025 is 520257379.

The square root of 973752025 is 31205.

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., 350550729 + 623201296 = 18723^2 + 24964^2 .

It is not a de Polignac number, because 973752025 - 211 = 973749977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (973752029) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 12325936 + ... + 12326014.

Almost surely, 2973752025 is an apocalyptic number.

973752025 is the 31205-th square number.

973752025 is the 15603-rd centered octagonal number.

It is an amenable number.

973752025 is a deficient number, since it is larger than the sum of its proper divisors (249180646).

973752025 is an frugal number, since it uses more digits than its factorization.

973752025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326 (or 84 counting only the distinct ones).

The product of its (nonzero) digits is 132300, while the sum is 40.

The cubic root of 973752025 is about 991.1729881168.

The spelling of 973752025 in words is "nine hundred seventy-three million, seven hundred fifty-two thousand, twenty-five".

Divisors: 1 5 25 79 395 1975 6241 31205 156025 493039 2465195 12325975 38950081 194750405 973752025