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2745417084 = 2231976115823
BaseRepresentation
bin1010001110100011…
…1011110101111100
321002022222122020020
42203220323311330
521110311321314
61132231452140
7125014442304
oct24350736574
97068878206
102745417084
111189797543
12647527050
13349a28b67
141c0896604
15111056da9
hexa3a3bd7c

2745417084 has 48 divisors (see below), whose sum is σ = 6752417280. Its totient is φ = 865779840.

The previous prime is 2745417083. The next prime is 2745417107. The reversal of 2745417084 is 4807145472.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2745417083) 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 15 ways as a sum of consecutive naturals, for example, 165597 + ... + 181419.

It is an arithmetic number, because the mean of its divisors is an integer number (140675360).

Almost surely, 22745417084 is an apocalyptic number.

It is an amenable number.

2745417084 is an abundant number, since it is smaller than the sum of its proper divisors (4007000196).

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

2745417084 is a wasteful number, since it uses less digits than its factorization.

2745417084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16610 (or 16608 counting only the distinct ones).

The product of its (nonzero) digits is 250880, while the sum is 42.

The square root of 2745417084 is about 52396.7277985944. The cubic root of 2745417084 is about 1400.2409592055.

It can be divided in two parts, 274541 and 7084, that added together give a triangular number (281625 = T750).

The spelling of 2745417084 in words is "two billion, seven hundred forty-five million, four hundred seventeen thousand, eighty-four".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 761 1522 2283 3044 4566 9132 14459 15823 28918 31646 43377 47469 57836 63292 86754 94938 173508 189876 300637 601274 901911 1202548 1803822 3607644 12041303 24082606 36123909 48165212 72247818 144495636 228784757 457569514 686354271 915139028 1372708542 2745417084