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248961346205 = 51113971358597
BaseRepresentation
bin1110011111011101000…
…0001010101010011101
3212210121112200202222012
43213313100022222131
513034333101034310
6310212105401005
723662331345405
oct3476720125235
9783545622865
10248961346205
119664720a290
1240300799165
131a627b39b50
14c09a8c1805
156721a4ec05
hex39f740aa9d

248961346205 has 32 divisors (see below), whose sum is σ = 351345714048. Its totient is φ = 166962297600.

The previous prime is 248961346199. The next prime is 248961346217. The reversal of 248961346205 is 502643169842.

It is not a de Polignac number, because 248961346205 - 24 = 248961346189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 514967 + ... + 873563.

It is an arithmetic number, because the mean of its divisors is an integer number (10979553564).

Almost surely, 2248961346205 is an apocalyptic number.

It is an amenable number.

248961346205 is a deficient number, since it is larger than the sum of its proper divisors (102384367843).

248961346205 is a wasteful number, since it uses less digits than its factorization.

248961346205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359597.

The product of its (nonzero) digits is 2488320, while the sum is 50.

The spelling of 248961346205 in words is "two hundred forty-eight billion, nine hundred sixty-one million, three hundred forty-six thousand, two hundred five".

Divisors: 1 5 11 13 55 65 143 715 971 4855 10681 12623 53405 63115 138853 358597 694265 1792985 3944567 4661761 19722835 23308805 51279371 256396855 348197687 1740988435 3830174557 4526569931 19150872785 22632849655 49792269241 248961346205