Search a number
-
+
4771900452 = 22311191189271
BaseRepresentation
bin1000111000110110…
…10110110000100100
3110022120011122210210
410130123112300210
534233101303302
62105302215420
7226152325134
oct43433266044
913276148723
104771900452
112029682490
12b12124570
135b0816647
14333a86ac4
151cddeb66c
hex11c6d6c24

4771900452 has 48 divisors (see below), whose sum is σ = 12210315264. Its totient is φ = 1438452000.

The previous prime is 4771900423. The next prime is 4771900453. The reversal of 4771900452 is 2540091774.

It is a self number, because there is not a number n which added to its sum of digits gives 4771900452.

It is not an unprimeable number, because it can be changed into a prime (4771900453) 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, 69424 + ... + 119847.

It is an arithmetic number, because the mean of its divisors is an integer number (254381568).

Almost surely, 24771900452 is an apocalyptic number.

It is an amenable number.

4771900452 is an abundant number, since it is smaller than the sum of its proper divisors (7438414812).

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

4771900452 is a wasteful number, since it uses less digits than its factorization.

4771900452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189480 (or 189478 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 39.

The square root of 4771900452 is about 69078.9436224961. The cubic root of 4771900452 is about 1683.5672090780.

The spelling of 4771900452 in words is "four billion, seven hundred seventy-one million, nine hundred thousand, four hundred fifty-two".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 191 382 573 764 1146 2101 2292 4202 6303 8404 12606 25212 189271 378542 567813 757084 1135626 2081981 2271252 4163962 6245943 8327924 12491886 24983772 36150761 72301522 108452283 144603044 216904566 397658371 433809132 795316742 1192975113 1590633484 2385950226 4771900452