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47965036 = 2278320639
BaseRepresentation
bin1011011011111…
…0001101101100
310100020212122211
42312332031230
544234340121
64432020204
71121460520
oct266761554
9110225584
1047965036
1125090929
1214091664
139c250a2
146527d80
154326ce1
hex2dbe36c

47965036 has 24 divisors (see below), whose sum is σ = 97090560. Its totient is φ = 20307792.

The previous prime is 47965033. The next prime is 47965067. The reversal of 47965036 is 63056974.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 47965036.

It is not an unprimeable number, because it can be changed into a prime (47965031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7996 + ... + 12643.

It is an arithmetic number, because the mean of its divisors is an integer number (4045440).

Almost surely, 247965036 is an apocalyptic number.

It is an amenable number.

47965036 is an abundant number, since it is smaller than the sum of its proper divisors (49125524).

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

47965036 is a wasteful number, since it uses less digits than its factorization.

47965036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20733 (or 20731 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 40.

The square root of 47965036 is about 6925.6794612514. The cubic root of 47965036 is about 363.3358557372.

The spelling of 47965036 in words is "forty-seven million, nine hundred sixty-five thousand, thirty-six".

Divisors: 1 2 4 7 14 28 83 166 332 581 1162 2324 20639 41278 82556 144473 288946 577892 1713037 3426074 6852148 11991259 23982518 47965036