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4253199990 = 2351361178781
BaseRepresentation
bin1111110110000010…
…1010111001110110
3101222102010221112120
43331200222321312
532202304344430
61542012500410
7210253413654
oct37540527166
911872127476
104253199990
111892903116
129a847a706
1352a2147b0
142c4c23dd4
1519d5dc610
hexfd82ae76

4253199990 has 64 divisors (see below), whose sum is σ = 11173159872. Its totient is φ = 1029772800.

The previous prime is 4253199971. The next prime is 4253200009. The reversal of 4253199990 is 999913524.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4253199971) and next prime (4253200009).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 65601 + ... + 113180.

It is an arithmetic number, because the mean of its divisors is an integer number (174580623).

Almost surely, 24253199990 is an apocalyptic number.

4253199990 is an abundant number, since it is smaller than the sum of its proper divisors (6919959882).

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

4253199990 is a wasteful number, since it uses less digits than its factorization.

4253199990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178865.

The product of its (nonzero) digits is 787320, while the sum is 51.

The square root of 4253199990 is about 65216.5622369042. The cubic root of 4253199990 is about 1620.2123368983.

The spelling of 4253199990 in words is "four billion, two hundred fifty-three million, one hundred ninety-nine thousand, nine hundred ninety".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 61 65 78 122 130 183 195 305 366 390 610 793 915 1586 1830 2379 3965 4758 7930 11895 23790 178781 357562 536343 893905 1072686 1787810 2324153 2681715 4648306 5363430 6972459 10905641 11620765 13944918 21811282 23241530 32716923 34862295 54528205 65433846 69724590 109056410 141773333 163584615 283546666 327169230 425319999 708866665 850639998 1417733330 2126599995 4253199990