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1149240500 = 22532298481
BaseRepresentation
bin100010010000000…
…0000010010110100
32222002111110120222
41010200000102310
54323201144000
6310012113512
740323245252
oct10440002264
92862443528
101149240500
1153a797441
12280a65898
13154131485
14ac8b95d2
156ad60a85
hex448004b4

1149240500 has 24 divisors (see below), whose sum is σ = 2509942344. Its totient is φ = 459696000.

The previous prime is 1149240487. The next prime is 1149240539. The reversal of 1149240500 is 50429411.

It can be written as a sum of positive squares in 4 ways, for example, as 32878756 + 1116361744 = 5734^2 + 33412^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1149240500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1148741 + ... + 1149740.

It is an arithmetic number, because the mean of its divisors is an integer number (104580931).

Almost surely, 21149240500 is an apocalyptic number.

1149240500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1149240500 is an abundant number, since it is smaller than the sum of its proper divisors (1360701844).

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

1149240500 is a wasteful number, since it uses less digits than its factorization.

1149240500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2298500 (or 2298488 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 1149240500 is about 33900.4498495226. The cubic root of 1149240500 is about 1047.4588588372.

Adding to 1149240500 its reverse (50429411), we get a palindrome (1199669911).

The spelling of 1149240500 in words is "one billion, one hundred forty-nine million, two hundred forty thousand, five hundred".

Divisors: 1 2 4 5 10 20 25 50 100 125 250 500 2298481 4596962 9193924 11492405 22984810 45969620 57462025 114924050 229848100 287310125 574620250 1149240500