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12470933400 = 2335220784889
BaseRepresentation
bin10111001110101001…
…10101011110011000
31012012010021001112020
423213110311132120
5201020024332100
65421251214440
7621020120262
oct134724653630
935163231466
1012470933400
11531a575932
1225005a7420
1312398b0743
148643a8b32
154cec965a0
hex2e7535798

12470933400 has 48 divisors (see below), whose sum is σ = 38659895400. Its totient is φ = 3325582080.

The previous prime is 12470933333. The next prime is 12470933417. The reversal of 12470933400 is 433907421.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10391845 + ... + 10393044.

Almost surely, 212470933400 is an apocalyptic number.

12470933400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12470933400 is an abundant number, since it is smaller than the sum of its proper divisors (26188962000).

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

12470933400 is a wasteful number, since it uses less digits than its factorization.

12470933400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20784908 (or 20784899 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 33.

The spelling of 12470933400 in words is "twelve billion, four hundred seventy million, nine hundred thirty-three thousand, four hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 60 75 100 120 150 200 300 600 20784889 41569778 62354667 83139556 103924445 124709334 166279112 207848890 249418668 311773335 415697780 498837336 519622225 623546670 831395560 1039244450 1247093340 1558866675 2078488900 2494186680 3117733350 4156977800 6235466700 12470933400