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3081107040 = 253511583543
BaseRepresentation
bin1011011110100101…
…1111011001100000
321221201122110021120
42313221133121200
522302230411130
61225422452240
7136231656234
oct26751373140
97851573246
103081107040
111341228360
1271ba34080
133a144177b
142132ba5c4
15130765910
hexb7a5f660

3081107040 has 96 divisors (see below), whose sum is σ = 10587822336. Its totient is φ = 746933760.

The previous prime is 3081107009. The next prime is 3081107053. The reversal of 3081107040 is 407011803.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 3081107040.

It is a congruent number.

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, 286492 + ... + 297051.

It is an arithmetic number, because the mean of its divisors is an integer number (110289816).

Almost surely, 23081107040 is an apocalyptic number.

3081107040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3081107040 is an abundant number, since it is smaller than the sum of its proper divisors (7506715296).

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

3081107040 is a wasteful number, since it uses less digits than its factorization.

3081107040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583572 (or 583564 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 3081107040 is about 55507.7205440829. The cubic root of 3081107040 is about 1455.1315666152.

Adding to 3081107040 its reverse (407011803), we get a palindrome (3488118843).

The spelling of 3081107040 in words is "three billion, eighty-one million, one hundred seven thousand, forty".

Divisors: 1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 32 33 40 44 48 55 60 66 80 88 96 110 120 132 160 165 176 220 240 264 330 352 440 480 528 660 880 1056 1320 1760 2640 5280 583543 1167086 1750629 2334172 2917715 3501258 4668344 5835430 6418973 7002516 8753145 9336688 11670860 12837946 14005032 17506290 18673376 19256919 23341720 25675892 28010064 32094865 35012580 38513838 46683440 51351784 56020128 64189730 70025160 77027676 93366880 96284595 102703568 128379460 140050320 154055352 192569190 205407136 256758920 280100640 308110704 385138380 513517840 616221408 770276760 1027035680 1540553520 3081107040