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472708287380 = 225728511184317
BaseRepresentation
bin1101110000011111001…
…11000000101110010100
31200012010212001001201102
412320033213000232110
530221101310144010
61001054215045232
746103103101150
oct6701747005624
91605125031642
10472708287380
111725245608aa
1277745070818
1335764bb15b4
1418c44768060
15c469b79ba5
hex6e0f9c0b94

472708287380 has 48 divisors (see below), whose sum is σ = 1134898778496. Its totient is φ = 162014428800.

The previous prime is 472708287367. The next prime is 472708287421. The reversal of 472708287380 is 83782807274.

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 15 ways as a sum of consecutive naturals, for example, 193019 + ... + 991298.

It is an arithmetic number, because the mean of its divisors is an integer number (23643724552).

Almost surely, 2472708287380 is an apocalyptic number.

It is an amenable number.

472708287380 is an abundant number, since it is smaller than the sum of its proper divisors (662190491116).

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

472708287380 is a wasteful number, since it uses less digits than its factorization.

472708287380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1187184 (or 1187182 counting only the distinct ones).

The product of its (nonzero) digits is 8429568, while the sum is 56.

The spelling of 472708287380 in words is "four hundred seventy-two billion, seven hundred eight million, two hundred eighty-seven thousand, three hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 2851 5702 11404 14255 19957 28510 39914 57020 79828 99785 199570 399140 1184317 2368634 4737268 5921585 8290219 11843170 16580438 23686340 33160876 41451095 82902190 165804380 3376487767 6752975534 13505951068 16882438835 23635414369 33764877670 47270828738 67529755340 94541657476 118177071845 236354143690 472708287380