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54221713430 = 2531307956807
BaseRepresentation
bin110010011111110111…
…011011000000010110
312011221210201102201112
4302133313123000112
51342021224312210
640524211255022
73626443650113
oct623767330026
9164853642645
1054221713430
1120aa481a915
12a6128aa472
1351615aba01
1428a52b990a
151625312d05
hexc9fddb016

54221713430 has 32 divisors (see below), whose sum is σ = 100781936640. Its totient is φ = 20981864160.

The previous prime is 54221713421. The next prime is 54221713439. The reversal of 54221713430 is 3431712245.

It is an interprime number because it is at equal distance from previous prime (54221713421) and next prime (54221713439).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54221713439) 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, 926087 + ... + 982893.

It is an arithmetic number, because the mean of its divisors is an integer number (3149435520).

Almost surely, 254221713430 is an apocalyptic number.

54221713430 is a deficient number, since it is larger than the sum of its proper divisors (46560223210).

54221713430 is a wasteful number, since it uses less digits than its factorization.

54221713430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59924.

The product of its (nonzero) digits is 20160, while the sum is 32.

The spelling of 54221713430 in words is "fifty-four billion, two hundred twenty-one million, seven hundred thirteen thousand, four hundred thirty".

Divisors: 1 2 5 10 31 62 155 310 3079 6158 15395 30790 56807 95449 113614 190898 284035 477245 568070 954490 1761017 3522034 8805085 17610170 174908753 349817506 874543765 1749087530 5422171343 10844342686 27110856715 54221713430