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2047149676 = 2211134383231
BaseRepresentation
bin111101000000101…
…0000011001101100
312021200001222102101
41322001100121230
513143032242201
6535045304444
7101505325255
oct17201203154
95250058371
102047149676
11960620940
12491705124
13268175290
14155c4db2c
15beac7d01
hex7a05066c

2047149676 has 48 divisors (see below), whose sum is σ = 4306756608. Its totient is φ = 838958400.

The previous prime is 2047149659. The next prime is 2047149679. The reversal of 2047149676 is 6769417402.

It is a super-3 number, since 3×20471496763 (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2047149679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17020 + ... + 66211.

It is an arithmetic number, because the mean of its divisors is an integer number (89724096).

Almost surely, 22047149676 is an apocalyptic number.

2047149676 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2047149676 is an abundant number, since it is smaller than the sum of its proper divisors (2259606932).

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

2047149676 is a wasteful number, since it uses less digits than its factorization.

2047149676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83302 (or 83300 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 46.

The square root of 2047149676 is about 45245.4381788927. The cubic root of 2047149676 is about 1269.7450613575.

The spelling of 2047149676 in words is "two billion, forty-seven million, one hundred forty-nine thousand, six hundred seventy-six".

Divisors: 1 2 4 11 13 22 26 43 44 52 86 143 172 286 473 559 572 946 1118 1892 2236 6149 12298 24596 83231 166462 332924 915541 1082003 1831082 2164006 3578933 3662164 4328012 7157866 11902033 14315732 23804066 39368263 46526129 47608132 78736526 93052258 157473052 186104516 511787419 1023574838 2047149676