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109223942260 = 225171916907731
BaseRepresentation
bin110010110111001000…
…0010001100001110100
3101102221000010011021211
41211232100101201310
53242142312123020
6122102104051204
710614446122306
oct1455620214164
9342830104254
10109223942260
114235a082484
1219202a63b04
13a3b87aa944
1454020cb976
152c93dee85a
hex196e411874

109223942260 has 48 divisors (see below), whose sum is σ = 255644907840. Its totient is φ = 38955409920.

The previous prime is 109223942239. The next prime is 109223942263. The reversal of 109223942260 is 62249322901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109223942263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8447406 + ... + 8460325.

It is an arithmetic number, because the mean of its divisors is an integer number (5325935580).

Almost surely, 2109223942260 is an apocalyptic number.

109223942260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109223942260 is an abundant number, since it is smaller than the sum of its proper divisors (146420965580).

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

109223942260 is a wasteful number, since it uses less digits than its factorization.

109223942260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16907776 (or 16907774 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 40.

The spelling of 109223942260 in words is "one hundred nine billion, two hundred twenty-three million, nine hundred forty-two thousand, two hundred sixty".

Divisors: 1 2 4 5 10 17 19 20 34 38 68 76 85 95 170 190 323 340 380 646 1292 1615 3230 6460 16907731 33815462 67630924 84538655 169077310 287431427 321246889 338154620 574862854 642493778 1149725708 1284987556 1437157135 1606234445 2874314270 3212468890 5461197113 5748628540 6424937780 10922394226 21844788452 27305985565 54611971130 109223942260