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3144825090 = 23251121915199
BaseRepresentation
bin1011101101110010…
…0011100100000010
322010011112200000100
42323130203210002
522420033400330
61240020303230
7140634400161
oct27334434402
98104480010
103144825090
111374198700
12739241b16
133b16c0b64
1421b9453d8
15136150060
hexbb723902

3144825090 has 144 divisors (see below), whose sum is σ = 9461088000. Its totient is φ = 722208960.

The previous prime is 3144825077. The next prime is 3144825107. The reversal of 3144825090 is 905284413.

3144825090 is a `hidden beast` number, since 3 + 144 + 8 + 2 + 509 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 199311 + ... + 214509.

It is an arithmetic number, because the mean of its divisors is an integer number (65702000).

Almost surely, 23144825090 is an apocalyptic number.

3144825090 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3144825090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4730544000).

3144825090 is an abundant number, since it is smaller than the sum of its proper divisors (6316262910).

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

3144825090 is a wasteful number, since it uses less digits than its factorization.

3144825090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15253 (or 15239 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 3144825090 is about 56078.7400892709. The cubic root of 3144825090 is about 1465.0940296164.

The spelling of 3144825090 in words is "three billion, one hundred forty-four million, eight hundred twenty-five thousand, ninety".

Divisors: 1 2 3 5 6 9 10 11 15 18 19 22 30 33 38 45 55 57 66 90 95 99 110 114 121 165 171 190 198 209 242 285 330 342 363 418 495 570 605 627 726 855 990 1045 1089 1210 1254 1710 1815 1881 2090 2178 2299 3135 3630 3762 4598 5445 6270 6897 9405 10890 11495 13794 15199 18810 20691 22990 30398 34485 41382 45597 68970 75995 91194 103455 136791 151990 167189 206910 227985 273582 288781 334378 455970 501567 577562 683955 835945 866343 1003134 1367910 1443905 1504701 1671890 1732686 1839079 2507835 2599029 2887810 3009402 3176591 3678158 4331715 5015670 5198058 5517237 6353182 7523505 8663430 9195395 9529773 11034474 12995145 15047010 15882955 16551711 18390790 19059546 25990290 27586185 28589319 31765910 33103422 34942501 47648865 55172370 57178638 69885002 82758555 95297730 104827503 142946595 165517110 174712505 209655006 285893190 314482509 349425010 524137515 628965018 1048275030 1572412545 3144825090