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12397368900 = 22352719310711
BaseRepresentation
bin10111000101111000…
…01101011001000100
31011222222211121000010
423202330031121010
5200342211301100
65410102350220
7616134616440
oct134274153104
934888747003
1012397368900
115291a9a824
12249ba2b370
131227594657
148586d9820
154c85b4750
hex2e2f0d644

12397368900 has 144 divisors (see below), whose sum is σ = 43151682560. Its totient is φ = 2684534400.

The previous prime is 12397368871. The next prime is 12397368901. The reversal of 12397368900 is 986379321.

It is a self number, because there is not a number n which added to its sum of digits gives 12397368900.

It is not an unprimeable number, because it can be changed into a prime (12397368901) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 115456 + ... + 195255.

Almost surely, 212397368900 is an apocalyptic number.

12397368900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12397368900 is an abundant number, since it is smaller than the sum of its proper divisors (30754313660).

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

12397368900 is a wasteful number, since it uses less digits than its factorization.

12397368900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310754 (or 310747 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 48.

The spelling of 12397368900 in words is "twelve billion, three hundred ninety-seven million, three hundred sixty-eight thousand, nine hundred".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 19 20 21 25 28 30 35 38 42 50 57 60 70 75 76 84 95 100 105 114 133 140 150 175 190 210 228 266 285 300 350 380 399 420 475 525 532 570 665 700 798 950 1050 1140 1330 1425 1596 1900 1995 2100 2660 2850 3325 3990 5700 6650 7980 9975 13300 19950 39900 310711 621422 932133 1242844 1553555 1864266 2174977 3107110 3728532 4349954 4660665 5903509 6214220 6524931 7767775 8699908 9321330 10874885 11807018 13049862 15535550 17710527 18642660 21749770 23303325 23614036 26099724 29517545 31071100 32624655 35421054 41324563 43499540 46606650 54374425 59035090 65249310 70842108 82649126 88552635 93213300 108748850 118070180 123973689 130498620 147587725 163123275 165298252 177105270 206622815 217497700 247947378 295175450 326246550 354210540 413245630 442763175 495894756 590350900 619868445 652493100 826491260 885526350 1033114075 1239736890 1771052700 2066228150 2479473780 3099342225 4132456300 6198684450 12397368900