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28055837342 = 21319167340079
BaseRepresentation
bin11010001000010000…
…100001101010011110
32200102021000012120202
4122020100201222132
5424424243243332
620515541543502
72012151453101
oct321020415236
980367005522
1028055837342
1110997874935
12552ba14b92
13285166b0b0
141502166738
15ae30e5a62
hex688421a9e

28055837342 has 32 divisors (see below), whose sum is σ = 47992089600. Its totient is φ = 12193836768.

The previous prime is 28055837333. The next prime is 28055837351. The reversal of 28055837342 is 24373855082.

It is an interprime number because it is at equal distance from previous prime (28055837333) and next prime (28055837351).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87542 + ... + 252537.

It is an arithmetic number, because the mean of its divisors is an integer number (1499752800).

Almost surely, 228055837342 is an apocalyptic number.

28055837342 is a deficient number, since it is larger than the sum of its proper divisors (19936252258).

28055837342 is a wasteful number, since it uses less digits than its factorization.

28055837342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340280.

The product of its (nonzero) digits is 1612800, while the sum is 47.

The spelling of 28055837342 in words is "twenty-eight billion, fifty-five million, eight hundred thirty-seven thousand, three hundred forty-two".

Divisors: 1 2 13 19 26 38 167 247 334 494 2171 3173 4342 6346 41249 82498 340079 680158 4421027 6461501 8842054 12923002 56793193 83999513 113586386 167999026 738311509 1079070667 1476623018 2158141334 14027918671 28055837342