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1361150680 = 23564153087
BaseRepresentation
bin101000100100001…
…1000001011011000
310111212020121201011
41101020120023120
510241423310210
6343022103304
745505406221
oct12110301330
93455217634
101361150680
1163937471a
1231ba1ab34
13188cc8906
14ccabc248
157e76dd8a
hex512182d8

1361150680 has 32 divisors (see below), whose sum is σ = 3067424640. Its totient is φ = 543600640.

The previous prime is 1361150663. The next prime is 1361150711. The reversal of 1361150680 is 860511631.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 904 + ... + 52183.

It is an arithmetic number, because the mean of its divisors is an integer number (95857020).

Almost surely, 21361150680 is an apocalyptic number.

1361150680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1361150680 is an abundant number, since it is smaller than the sum of its proper divisors (1706273960).

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

1361150680 is a wasteful number, since it uses less digits than its factorization.

1361150680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53739 (or 53735 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 1361150680 is about 36893.7756267910. The cubic root of 1361150680 is about 1108.2440325787.

The spelling of 1361150680 in words is "one billion, three hundred sixty-one million, one hundred fifty thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 641 1282 2564 3205 5128 6410 12820 25640 53087 106174 212348 265435 424696 530870 1061740 2123480 34028767 68057534 136115068 170143835 272230136 340287670 680575340 1361150680