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7394968036 = 22192312732
BaseRepresentation
bin1101110001100011…
…00100000111100100
3201002100221022002001
412320301210013210
5110121102434121
63221443455044
7351153122401
oct67061440744
921070838061
107394968036
1131552a2a35
121524687484
1390b0a5041
145021b12a8
152d4336991
hex1b8c641e4

7394968036 has 81 divisors (see below), whose sum is σ = 14308932393. Its totient is φ = 3343446720.

The previous prime is 7394968033. The next prime is 7394968079. The reversal of 7394968036 is 6308694937.

The square root of 7394968036 is 85994.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 4197744100 + 3197223936 = 64790^2 + 56544^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7394968033) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 101300896 + ... + 101300968.

Almost surely, 27394968036 is an apocalyptic number.

7394968036 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

7394968036 is the 85994-th square number.

It is an amenable number.

7394968036 is a deficient number, since it is larger than the sum of its proper divisors (6913964357).

7394968036 is a wasteful number, since it uses less digits than its factorization.

7394968036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250 (or 125 counting only the distinct ones).

The product of its (nonzero) digits is 5878656, while the sum is 55.

The cubic root of 7394968036 is about 1948.2533591423.

The spelling of 7394968036 in words is "seven billion, three hundred ninety-four million, nine hundred sixty-eight thousand, thirty-six".

Divisors: 1 2 4 19 31 38 62 73 76 124 146 292 361 589 722 961 1178 1387 1444 1922 2263 2356 2774 3844 4526 5329 5548 9052 10658 11191 18259 21316 22382 26353 36518 42997 44764 52706 70153 73036 85994 101251 105412 140306 165199 171988 202502 280612 330398 346921 405004 660796 693842 816943 1332907 1387684 1633886 1923769 2665814 3138781 3267772 3847538 5121169 5331628 6277562 7695076 10242338 12555124 20484676 25325233 50650466 59636839 97302211 101300932 119273678 194604422 238547356 389208844 1848742009 3697484018 7394968036