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2525454552 = 233142973637
BaseRepresentation
bin1001011010000111…
…0110000011011000
320112000002101100210
42112201312003120
520133004021202
61054333131120
7116404003155
oct22641660330
96460071323
102525454552
11108660a425
125a5929aa0
133132a250a
1419d59922c
15ebaa7c6c
hex968760d8

2525454552 has 32 divisors (see below), whose sum is σ = 6318140400. Its totient is φ = 841217664.

The previous prime is 2525454551. The next prime is 2525454571. The reversal of 2525454552 is 2554545252.

It is a self number, because there is not a number n which added to its sum of digits gives 2525454552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2525454551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2523 + ... + 71114.

Almost surely, 22525454552 is an apocalyptic number.

It is an amenable number.

2525454552 is an abundant number, since it is smaller than the sum of its proper divisors (3792685848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2525454552 is a wasteful number, since it uses less digits than its factorization.

2525454552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75075 (or 75071 counting only the distinct ones).

The product of its digits is 400000, while the sum is 39.

The square root of 2525454552 is about 50253.9008635151. The cubic root of 2525454552 is about 1361.7995482998.

The spelling of 2525454552 in words is "two billion, five hundred twenty-five million, four hundred fifty-four thousand, five hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 24 1429 2858 4287 5716 8574 11432 17148 34296 73637 147274 220911 294548 441822 589096 883644 1767288 105227273 210454546 315681819 420909092 631363638 841818184 1262727276 2525454552