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2525276380 = 2251111478529
BaseRepresentation
bin1001011010000100…
…1010100011011100
320111222202022221211
42112201022203130
520132432321010
61054325234204
7116402331544
oct22641124334
96458668854
102525276380
1110864a8580
125a5862964
1331323c3a3
1419d550324
15eba7008a
hex9684a8dc

2525276380 has 24 divisors (see below), whose sum is σ = 5785179120. Its totient is φ = 918282240.

The previous prime is 2525276333. The next prime is 2525276417. The reversal of 2525276380 is 836725252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5739045 + ... + 5739484.

It is an arithmetic number, because the mean of its divisors is an integer number (241049130).

Almost surely, 22525276380 is an apocalyptic number.

2525276380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2525276380 is an abundant number, since it is smaller than the sum of its proper divisors (3259902740).

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

2525276380 is a wasteful number, since it uses less digits than its factorization.

2525276380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11478549 (or 11478547 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 40.

The square root of 2525276380 is about 50252.1281141406. The cubic root of 2525276380 is about 1361.7675223483.

The spelling of 2525276380 in words is "two billion, five hundred twenty-five million, two hundred seventy-six thousand, three hundred eighty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 11478529 22957058 45914116 57392645 114785290 126263819 229570580 252527638 505055276 631319095 1262638190 2525276380