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122085193248 = 253468632
BaseRepresentation
bin111000110110011011…
…0000011011000100000
3102200010022211101220000
41301230312003120200
54000012302140443
6132030221220000
711551246010004
oct1615466033040
9380108741800
10122085193248
11478599aa727
121b7b2101600
13b6881bc825
145ca225a704
1532980958d3
hex1c6cd83620

122085193248 has 90 divisors (see below), whose sum is σ = 359101486359. Its totient is φ = 40689134784.

The previous prime is 122085193213. The next prime is 122085193259. The reversal of 122085193248 is 842391580221.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

122085193248 is a `hidden beast` number, since 12 + 208 + 5 + 193 + 248 = 666.

It can be written as a sum of positive squares in only one way, i.e., 61042596624 + 61042596624 = 247068^2 + 247068^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=247068.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 17785465 + ... + 17792327.

Almost surely, 2122085193248 is an apocalyptic number.

122085193248 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122085193248

122085193248 is an abundant number, since it is smaller than the sum of its proper divisors (237016293111).

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

122085193248 is an frugal number, since it uses more digits than its factorization.

122085193248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13748 (or 6868 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The spelling of 122085193248 in words is "one hundred twenty-two billion, eighty-five million, one hundred ninety-three thousand, two hundred forty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 81 96 108 144 162 216 288 324 432 648 864 1296 2592 6863 13726 20589 27452 41178 54904 61767 82356 109808 123534 164712 185301 219616 247068 329424 370602 494136 555903 658848 741204 988272 1111806 1482408 1976544 2223612 2964816 4447224 5929632 8894448 17788896 47100769 94201538 141302307 188403076 282604614 376806152 423906921 565209228 753612304 847813842 1130418456 1271720763 1507224608 1695627684 2260836912 2543441526 3391255368 3815162289 4521673824 5086883052 6782510736 7630324578 10173766104 13565021472 15260649156 20347532208 30521298312 40695064416 61042596624 122085193248