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27055358040 = 2335225461317
BaseRepresentation
bin11001001100101000…
…000000000001011000
32120211112102120222210
4121030220000001120
5420402132424130
620232402115120
71645312514604
oct311450000130
976745376883
1027055358040
1110524053a37
1252b094baa0
1327222c39c9
141449332504
15a8536c5b0
hex64ca00058

27055358040 has 32 divisors (see below), whose sum is σ = 81166074480. Its totient is φ = 7214762112.

The previous prime is 27055358017. The next prime is 27055358059. The reversal of 27055358040 is 4085355072.

It is a self number, because there is not a number n which added to its sum of digits gives 27055358040.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112730539 + ... + 112730778.

Almost surely, 227055358040 is an apocalyptic number.

27055358040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27055358040 is an abundant number, since it is smaller than the sum of its proper divisors (54110716440).

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

27055358040 is a wasteful number, since it uses less digits than its factorization.

27055358040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225461331 (or 225461327 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 39.

The spelling of 27055358040 in words is "twenty-seven billion, fifty-five million, three hundred fifty-eight thousand, forty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 225461317 450922634 676383951 901845268 1127306585 1352767902 1803690536 2254613170 2705535804 3381919755 4509226340 5411071608 6763839510 9018452680 13527679020 27055358040