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55000002938 = 227500001469
BaseRepresentation
bin110011001110010000…
…010111000101111010
312020222001012122012212
4303032100113011322
51400120000043223
641133332535122
73654644211536
oct631620270572
9166861178185
1055000002938
1121364082291
12a7ab4814a2
1352568cca4a
14293a7d2bc6
15166d7ec278
hexcce41717a

55000002938 has 4 divisors (see below), whose sum is σ = 82500004410. Its totient is φ = 27500001468.

The previous prime is 55000002923. The next prime is 55000002949. The reversal of 55000002938 is 83920000055.

It is a happy number.

55000002938 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 39779105809 + 15220897129 = 199447^2 + 123373^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13750000733 + ... + 13750000736.

Almost surely, 255000002938 is an apocalyptic number.

55000002938 is a deficient number, since it is larger than the sum of its proper divisors (27500001472).

55000002938 is a wasteful number, since it uses less digits than its factorization.

55000002938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27500001471.

The product of its (nonzero) digits is 10800, while the sum is 32.

The spelling of 55000002938 in words is "fifty-five billion, two thousand, nine hundred thirty-eight".

Divisors: 1 2 27500001469 55000002938