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2752576225 = 527214992
BaseRepresentation
bin1010010000010000…
…1111101011100001
321002211110100201121
42210010033223201
521114124414400
61133045132241
7125132340400
oct24404175341
97084410647
102752576225
111192837293
126499ba081
1334b364639
141c17db637
151119bd21a
hexa410fae1

2752576225 has 27 divisors (see below), whose sum is σ = 3973101267. Its totient is φ = 1886221680.

The previous prime is 2752576201. The next prime is 2752576231. The reversal of 2752576225 is 5226752572.

The square root of 2752576225 is 52465.

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., 990927441 + 1761648784 = 31479^2 + 41972^2 .

It is not a de Polignac number, because 2752576225 - 211 = 2752574177 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1835526 + ... + 1837024.

Almost surely, 22752576225 is an apocalyptic number.

2752576225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2752576225 is the 52465-th square number.

2752576225 is the 26233-rd centered octagonal number.

It is an amenable number.

2752576225 is a deficient number, since it is larger than the sum of its proper divisors (1220525042).

2752576225 is an frugal number, since it uses more digits than its factorization.

2752576225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3022 (or 1511 counting only the distinct ones).

The product of its digits is 588000, while the sum is 43.

The cubic root of 2752576225 is about 1401.4570247684.

The spelling of 2752576225 in words is "two billion, seven hundred fifty-two million, five hundred seventy-six thousand, two hundred twenty-five".

Divisors: 1 5 7 25 35 49 175 245 1225 1499 7495 10493 37475 52465 73451 262325 367255 1836275 2247001 11235005 15729007 56175025 78645035 110103049 393225175 550515245 2752576225