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1513200140 = 225597971609
BaseRepresentation
bin101101000110001…
…1001101000001100
310220110100112100122
41122030121220030
511044334401030
6410053044112
752332663134
oct13214315014
93813315318
101513200140
11707186731
12362926638
131b16645ca
14104d7bac4
158cca58e5
hex5a319a0c

1513200140 has 48 divisors (see below), whose sum is σ = 3237645600. Its totient is φ = 593905152.

The previous prime is 1513200127. The next prime is 1513200149. The reversal of 1513200140 is 410023151.

It is not an unprimeable number, because it can be changed into a prime (1513200149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 939656 + ... + 941264.

It is an arithmetic number, because the mean of its divisors is an integer number (67450950).

Almost surely, 21513200140 is an apocalyptic number.

1513200140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1513200140 is an abundant number, since it is smaller than the sum of its proper divisors (1724445460).

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

1513200140 is a wasteful number, since it uses less digits than its factorization.

1513200140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2474 (or 2472 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1513200140 is about 38899.8732645750. The cubic root of 1513200140 is about 1148.0623046470.

Adding to 1513200140 its reverse (410023151), we get a palindrome (1923223291).

The spelling of 1513200140 in words is "one billion, five hundred thirteen million, two hundred thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 59 118 236 295 590 797 1180 1594 1609 3188 3218 3985 6436 7970 8045 15940 16090 32180 47023 94046 94931 188092 189862 235115 379724 470230 474655 940460 949310 1282373 1898620 2564746 5129492 6411865 12823730 25647460 75660007 151320014 302640028 378300035 756600070 1513200140