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88938272380 = 22517340736311
BaseRepresentation
bin101001011010100100…
…0100101011001111100
322111120021001100122011
41102311020211121330
52424121144204010
6104505131501004
76265654561516
oct1226510453174
9274507040564
1088938272380
113479a377451
12152a12b7764
138504b81999
144439cc2bb6
1524a8055a8a
hex14b522567c

88938272380 has 48 divisors (see below), whose sum is σ = 187925863104. Its totient is φ = 35355384320.

The previous prime is 88938272369. The next prime is 88938272387. The reversal of 88938272380 is 8327283988.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88938272387) 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, 14089425 + ... + 14095735.

It is an arithmetic number, because the mean of its divisors is an integer number (3915122148).

Almost surely, 288938272380 is an apocalyptic number.

It is an amenable number.

88938272380 is an abundant number, since it is smaller than the sum of its proper divisors (98987590724).

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

88938272380 is a wasteful number, since it uses less digits than its factorization.

88938272380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10566 (or 10564 counting only the distinct ones).

The product of its (nonzero) digits is 9289728, while the sum is 58.

The spelling of 88938272380 in words is "eighty-eight billion, nine hundred thirty-eight million, two hundred seventy-two thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 173 346 692 865 1730 3460 4073 6311 8146 12622 16292 20365 25244 31555 40730 63110 81460 126220 704629 1091803 1409258 2183606 2818516 3523145 4367212 5459015 7046290 10918030 14092580 21836060 25704703 51409406 102818812 128523515 257047030 514094060 4446913619 8893827238 17787654476 22234568095 44469136190 88938272380