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2490907383 = 34231399619
BaseRepresentation
bin1001010001111000…
…0011101011110111
320102121002012120000
42110132003223313
520100133014013
61051100442343
7115504235436
oct22436035367
96377065500
102490907383
111069063648
125962493b3
133090978c3
14198b6511d
15e8a31973
hex94783af7

2490907383 has 40 divisors (see below), whose sum is σ = 3911107200. Its totient is φ = 1576813392.

The previous prime is 2490907379. The next prime is 2490907403. The reversal of 2490907383 is 3837090942.

It is a happy number.

2490907383 is a `hidden beast` number, since 2 + 490 + 90 + 73 + 8 + 3 = 666.

It is not a de Polignac number, because 2490907383 - 22 = 2490907379 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2490907333) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 254148 + ... + 263766.

It is an arithmetic number, because the mean of its divisors is an integer number (97777680).

Almost surely, 22490907383 is an apocalyptic number.

2490907383 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2490907383 is a deficient number, since it is larger than the sum of its proper divisors (1420199817).

2490907383 is a wasteful number, since it uses less digits than its factorization.

2490907383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9793 (or 9784 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The square root of 2490907383 is about 49908.9910036258. The cubic root of 2490907383 is about 1355.5613987941.

The spelling of 2490907383 in words is "two billion, four hundred ninety million, nine hundred seven thousand, three hundred eighty-three".

Divisors: 1 3 9 23 27 69 81 139 207 417 621 1251 1863 3197 3753 9591 9619 11259 28773 28857 86319 86571 221237 258957 259713 663711 779139 1337041 1991133 4011123 5973399 12033369 17920197 30751943 36100107 92255829 108300321 276767487 830302461 2490907383