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3105101040 = 243514898689
BaseRepresentation
bin1011100100010100…
…0001010011110000
322000101210110212020
42321011001103300
522324401213130
61232041031440
7136642631466
oct27105012360
98011713766
103105101040
111353826408
12727a85580
133a63c2ac2
14216564836
15132904e10
hexb91414f0

3105101040 has 80 divisors (see below), whose sum is σ = 9633386400. Its totient is φ = 827375616.

The previous prime is 3105101003. The next prime is 3105101057. The reversal of 3105101040 is 401015013.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

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, 353016 + ... + 361704.

It is an arithmetic number, because the mean of its divisors is an integer number (120417330).

Almost surely, 23105101040 is an apocalyptic number.

3105101040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3105101040 is an abundant number, since it is smaller than the sum of its proper divisors (6528285360).

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

3105101040 is a wasteful number, since it uses less digits than its factorization.

3105101040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10194 (or 10188 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 3105101040 is about 55723.4334907676. The cubic root of 3105101040 is about 1458.8990636937.

Adding to 3105101040 its reverse (401015013), we get a palindrome (3506116053).

The spelling of 3105101040 in words is "three billion, one hundred five million, one hundred one thousand, forty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 1489 2978 4467 5956 7445 8689 8934 11912 14890 17378 17868 22335 23824 26067 29780 34756 35736 43445 44670 52134 59560 69512 71472 86890 89340 104268 119120 130335 139024 173780 178680 208536 260670 347560 357360 417072 521340 695120 1042680 2085360 12937921 25875842 38813763 51751684 64689605 77627526 103503368 129379210 155255052 194068815 207006736 258758420 310510104 388137630 517516840 621020208 776275260 1035033680 1552550520 3105101040