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200513552520 = 233510331161741
BaseRepresentation
bin1011101010111110001…
…0100000000010001000
3201011120010121212010010
42322233202200002020
511241122432140040
6232040433151520
720325625034451
oct2725742400210
9634503555103
10200513552520
1178045744876
1232a3b6bb5a0
1315ba683aac8
1499c23a4128
1553385b7e80
hex2eaf8a0088

200513552520 has 64 divisors (see below), whose sum is σ = 601602603840. Its totient is φ = 53464774400.

The previous prime is 200513552513. The next prime is 200513552531. The reversal of 200513552520 is 25255315002.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1158850 + ... + 1320590.

It is an arithmetic number, because the mean of its divisors is an integer number (9400040685).

Almost surely, 2200513552520 is an apocalyptic number.

200513552520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200513552520 is an abundant number, since it is smaller than the sum of its proper divisors (401089051320).

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

200513552520 is a wasteful number, since it uses less digits than its factorization.

200513552520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172086 (or 172082 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 30.

Adding to 200513552520 its reverse (25255315002), we get a palindrome (225768867522).

The spelling of 200513552520 in words is "two hundred billion, five hundred thirteen million, five hundred fifty-two thousand, five hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 10331 20662 30993 41324 51655 61986 82648 103310 123972 154965 161741 206620 247944 309930 323482 413240 485223 619860 646964 808705 970446 1239720 1293928 1617410 1940892 2426115 3234820 3881784 4852230 6469640 9704460 19408920 1670946271 3341892542 5012838813 6683785084 8354731355 10025677626 13367570168 16709462710 20051355252 25064194065 33418925420 40102710504 50128388130 66837850840 100256776260 200513552520