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1240054130 = 257137191677
BaseRepresentation
bin100100111101001…
…1011100101110010
310012102101021110202
41021322123211302
510014423213010
6323014355202
742505200110
oct11172334562
93172337422
101240054130
11586a84027
122a735bb02
13169ba9853
14ba998ab0
1573ced6a5
hex49e9b972

1240054130 has 64 divisors (see below), whose sum is σ = 2586857472. Its totient is φ = 419228160.

The previous prime is 1240054099. The next prime is 1240054169. The reversal of 1240054130 is 314500421.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1831352 + ... + 1832028.

It is an arithmetic number, because the mean of its divisors is an integer number (40419648).

Almost surely, 21240054130 is an apocalyptic number.

1240054130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1240054130 is an abundant number, since it is smaller than the sum of its proper divisors (1346803342).

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

1240054130 is a wasteful number, since it uses less digits than its factorization.

1240054130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1240054130 is about 35214.4023092825. The cubic root of 1240054130 is about 1074.3527035211.

Adding to 1240054130 its reverse (314500421), we get a palindrome (1554554551).

The spelling of 1240054130 in words is "one billion, two hundred forty million, fifty-four thousand, one hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 137 191 274 382 677 685 955 959 1337 1354 1370 1910 1918 2674 3385 4739 4795 6685 6770 9478 9590 13370 23695 26167 47390 52334 92749 129307 130835 183169 185498 258614 261670 366338 463745 646535 649243 905149 915845 927490 1293070 1298486 1810298 1831690 3246215 4525745 6492430 9051490 17715059 35430118 88575295 124005413 177150590 248010826 620027065 1240054130