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3101412380 = 2251146730187
BaseRepresentation
bin1011100011011011…
…1100110000011100
322000010212001222012
42320312330300130
522322430144010
61231430010352
7136566366413
oct27066746034
98003761865
103101412380
111351737030
127267a69b8
133a5700b71
14215c8447a
15132427005
hexb8dbcc1c

3101412380 has 48 divisors (see below), whose sum is σ = 7120503936. Its totient is φ = 1125334080.

The previous prime is 3101412317. The next prime is 3101412401. The reversal of 3101412380 is 832141013.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87647 + ... + 117833.

It is an arithmetic number, because the mean of its divisors is an integer number (148343832).

Almost surely, 23101412380 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3101412380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3560251968).

3101412380 is an abundant number, since it is smaller than the sum of its proper divisors (4019091556).

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

3101412380 is a wasteful number, since it uses less digits than its factorization.

3101412380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30674 (or 30672 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 3101412380 is about 55690.3257307766. The cubic root of 3101412380 is about 1458.3211420877.

Adding to 3101412380 its reverse (832141013), we get a palindrome (3933553393).

The spelling of 3101412380 in words is "three billion, one hundred one million, four hundred twelve thousand, three hundred eighty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 467 934 1868 2335 4670 5137 9340 10274 20548 25685 30187 51370 60374 102740 120748 150935 301870 332057 603740 664114 1328228 1660285 3320570 6641140 14097329 28194658 56389316 70486645 140973290 155070619 281946580 310141238 620282476 775353095 1550706190 3101412380