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47026500440 = 2351609730679
BaseRepresentation
bin101011110010111111…
…110111001101011000
311111101100122202001112
4223302333313031120
51232302241003230
633334221035452
73253234441553
oct536277671530
9144340582045
1047026500440
1118a422628a7
1291450b5b88
134585a0662a
1423c186569a
1513537d7d95
hexaf2ff7358

47026500440 has 32 divisors (see below), whose sum is σ = 105875532000. Its totient is φ = 18798883584.

The previous prime is 47026500439. The next prime is 47026500509. The reversal of 47026500440 is 4400562074.

It is a super-2 number, since 2×470265004402 (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 47026500397 and 47026500406.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 300980 + ... + 429699.

It is an arithmetic number, because the mean of its divisors is an integer number (3308610375).

Almost surely, 247026500440 is an apocalyptic number.

47026500440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

47026500440 is an abundant number, since it is smaller than the sum of its proper divisors (58849031560).

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

47026500440 is a wasteful number, since it uses less digits than its factorization.

47026500440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732299 (or 732295 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 32.

The spelling of 47026500440 in words is "forty-seven billion, twenty-six million, five hundred thousand, four hundred forty".

Divisors: 1 2 4 5 8 10 20 40 1609 3218 6436 8045 12872 16090 32180 64360 730679 1461358 2922716 3653395 5845432 7306790 14613580 29227160 1175662511 2351325022 4702650044 5878312555 9405300088 11756625110 23513250220 47026500440