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87603272754244 = 221323599872
BaseRepresentation
bin10011111010110010111001…
…111101000010010001000100
3102111011210100200221012022121
4103322302321331002101010
542440243000311113434
6510152215442535324
724311061523153252
oct2372627175022104
9374153320835277
1087603272754244
1125a05380725755
1299aa126967544
1339b5c5117ac00
14178c0419975d2
15a1db674757b4
hex4facb9f42444

87603272754244 has 27 divisors (see below), whose sum is σ = 166006071201117. Its totient is φ = 40432167416784.

The previous prime is 87603272754233. The next prime is 87603272754307. The reversal of 87603272754244 is 44245727230678.

The square root of 87603272754244 is 9359662.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 12959064016900 + 74644208737344 = 3599870^2 + 8639688^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 243171219 + ... + 243531205.

Almost surely, 287603272754244 is an apocalyptic number.

87603272754244 is the 9359662-nd square number.

It is an amenable number.

87603272754244 is a deficient number, since it is larger than the sum of its proper divisors (78402798446873).

87603272754244 is an frugal number, since it uses more digits than its factorization.

87603272754244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720004 (or 360002 counting only the distinct ones).

The product of its (nonzero) digits is 126443520, while the sum is 61.

The spelling of 87603272754244 in words is "eighty-seven trillion, six hundred three billion, two hundred seventy-two million, seven hundred fifty-four thousand, two hundred forty-four".

Divisors: 1 2 4 13 26 52 169 338 676 359987 719974 1439948 4679831 9359662 18719324 60837803 121675606 243351212 129590640169 259181280338 518362560676 1684678322197 3369356644394 6738713288788 21900818188561 43801636377122 87603272754244