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2493083380 = 225124654169
BaseRepresentation
bin1001010010011001…
…0110111011110100
320102202011202110111
42110212112323310
520101212132010
61051215232404
7115531600444
oct22446267364
96382152414
102493083380
11106a30a497
12596b18704
1330967a188
14199170124
15e8d1158a
hex94996ef4

2493083380 has 12 divisors (see below), whose sum is σ = 5235475140. Its totient is φ = 997233344.

The previous prime is 2493083363. The next prime is 2493083387. The reversal of 2493083380 is 833803942.

It can be written as a sum of positive squares in 2 ways, for example, as 359936784 + 2133146596 = 18972^2 + 46186^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2493083387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62327065 + ... + 62327104.

It is an arithmetic number, because the mean of its divisors is an integer number (436289595).

Almost surely, 22493083380 is an apocalyptic number.

2493083380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2493083380 is an abundant number, since it is smaller than the sum of its proper divisors (2742391760).

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

2493083380 is a wasteful number, since it uses less digits than its factorization.

2493083380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124654178 (or 124654176 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 40.

The square root of 2493083380 is about 49930.7858940754. The cubic root of 2493083380 is about 1355.9560125595.

The spelling of 2493083380 in words is "two billion, four hundred ninety-three million, eighty-three thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 124654169 249308338 498616676 623270845 1246541690 2493083380